Solve For T: T/2 = 3/7

by Andrew McMorgan 23 views

Hey guys, let's dive into a quick math problem that might pop up in your studies or even just as a brain teaser. Today, we're tackling the equation t2=37\frac{t}{2}=\frac{3}{7}. This looks a bit intimidating with fractions, but trust me, it's super straightforward once you know the trick. We're going to break it down step-by-step, making sure you understand why we do each part, not just what to do. So, grab your notebooks, or just follow along mentally, and let's get this 't' isolated and figure out its value. Understanding how to manipulate equations like this is a fundamental skill in mathematics, opening doors to more complex problem-solving. It’s all about balance – whatever you do to one side of the equation, you must do to the other to keep things equal. Think of it like a perfectly balanced scale; adding or removing weight from one side requires an equal adjustment on the other to maintain equilibrium. This principle is the bedrock of algebra, and mastering it will make tackling more intricate equations feel like a walk in the park. We'll start by identifying the goal: to get 't' all by itself on one side of the equals sign. Currently, 't' is being divided by 2. To undo division, we use its opposite operation, which is multiplication. So, our first move will be to multiply both sides of the equation by 2. This is the key step that will begin to free our variable, 't', from its fractional prison. Keep your eyes peeled as we move through this, and don't hesitate to pause and reflect on each step. Math is a journey, and understanding each part of the path makes the destination all the more satisfying.

Isolating the Variable 't'

Alright, let's get down to business with our equation: t2=37\frac{t}{2}=\frac{3}{7}. Our main mission, should we choose to accept it, is to get 't' completely alone on one side of the equals sign. Right now, 't' is stuck in a fraction, being divided by 2. To break 't' free, we need to perform the opposite operation of division, which is multiplication. So, the first strategic move is to multiply both sides of the equation by 2. This is crucial because we have to maintain the balance of the equation. If we only multiplied the left side by 2, the equality would be broken. Imagine a seesaw: if you push down on one side, you have to push down equally on the other to keep it level. Mathematically, this looks like so: $\fract}{2} \times 2 = \frac{3}{7} \times 2$On the left side, the '2' in the numerator cancels out the '2' in the denominator, leaving us with just 't'. This is exactly what we wanted! Now, let's handle the right side. We have 37Γ—2\frac{3}{7} \times 2. When multiplying a fraction by a whole number, we can think of the whole number as a fraction with a denominator of 1. So, it becomes 37Γ—21\frac{3}{7} \times \frac{2}{1}. To multiply fractions, we multiply the numerators together (3 x 2) and the denominators together (7 x 1). This gives us 67\frac{6}{7}. So, after this first step, our equation has transformed into a much simpler form $t = \frac{6{7}$See? We're already much closer to finding the value of 't'. This process of using inverse operations to isolate a variable is the core of solving algebraic equations. It’s a systematic approach that applies to countless problems, from simple linear equations like this one to much more complex systems. The key is to identify what operation is being performed on the variable and then apply the corresponding inverse operation to both sides. Don't be afraid if fractions seem tricky; they're just numbers, and with a little practice, you'll be navigating them like a pro. Remember, each step is a building block, leading you closer to the solution. This equation, while simple, demonstrates a powerful concept: the application of inverse operations preserves equality, allowing us to unravel complex relationships and find unknown values.

Final Solution and Verification

We've arrived at our potential solution, which is $t = \frac6}{7}$. But in math, especially when you're learning, it's always a smart move to verify your answer. This means plugging our found value of 't' back into the original equation to see if it holds true. Our original equation was t2=37\frac{t}{2}=\frac{3}{7}. Let's substitute 67\frac{6}{7} for 't' $\frac{\frac{67}}{2} = \frac{3}{7}$Now, we need to simplify the left side. Dividing a fraction by a whole number is the same as multiplying that fraction by the reciprocal of the whole number. The reciprocal of 2 (or 21\frac{2}{1}) is 12\frac{1}{2}. So, the left side becomes $\frac{67} \times \frac{1}{2}$Multiplying the numerators (6 x 1) and the denominators (7 x 2), we get $\frac{614}$This fraction can be simplified! Both 6 and 14 are divisible by 2. Dividing both by 2 gives us $\frac{3{7}$And look at that! The left side, after substituting and simplifying, is 37\frac{3}{7}. The right side of our original equation is also 37\frac{3}{7}. Since both sides are equal, our solution is correct! $ \frac{3}{7} = \frac{3}{7} $So, the value of 't' that satisfies the equation t2=37\frac{t}{2}=\frac{3}{7} is indeed 67\frac{6}{7}. Verification is a powerful tool, guys. It builds confidence in your answers and helps you catch any silly mistakes you might have made along the way. It reinforces the concept of equality in equations – that both sides must always represent the same value. This equation, though simple, illustrates a fundamental aspect of algebraic manipulation: the use of inverse operations to isolate variables and the critical step of checking your work. By successfully solving and verifying this equation, you've reinforced essential mathematical skills that will serve you well in future challenges. Keep practicing, and you'll find that solving equations becomes second nature, a logical puzzle you can master with confidence and clarity. The satisfaction of finding the correct answer and knowing why it's correct is one of the best parts of learning math.