Math

Question Find the value of xx that satisfies the equation x34=6x \cdot \frac{3}{4} = 6.

Studdy Solution

STEP 1

Assumptions1. The equation given is x34x=6x \cdot \frac{3}{4} x=6 . We are solving for the variable xx

STEP 2

First, we need to understand the equation. The equation is a product of xx and 4x\frac{}{4}x, which equals6.
x4x=6x \cdot \frac{}{4} x=6

STEP 3

This equation can be rewritten as a quadratic equation. To do this, we multiply xx by 3x\frac{3}{}x to get 3x2\frac{3}{}x^2.
3x2=6\frac{3}{}x^2=6

STEP 4

To solve for xx, we need to isolate x2x^2 on one side of the equation. We can do this by multiplying both sides of the equation by 43\frac{4}{3}.
x2=436x^2=\frac{4}{3} \cdot6

STEP 5

Now, calculate the right side of the equation.
x2=43=8x^2=\frac{4}{3} \cdot =8

STEP 6

Now that we have x2=8x^2=8, we can solve for xx by taking the square root of both sides. Remember, when we take the square root of both sides, we get two solutions one positive and one negative.
x=8andx=8x=\sqrt{8} \quad \text{and} \quad x=-\sqrt{8}

STEP 7

Finally, calculate the square root of to get the two possible values for xx.
x==22andx==22x=\sqrt{} =2\sqrt{2} \quad \text{and} \quad x=-\sqrt{} = -2\sqrt{2}The solutions for xx are 222\sqrt{2} and 22-2\sqrt{2}.

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