15x-10+125
What is x

I believe that 15x is trying tell you to do 15 minus -10 15 times maybe?

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Simplifying

15x = 125

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Solving

15x = 125

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Solving for variable 'x'.

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Move all terms containing x to the left, all other terms to the right.

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Divide each side by '15'.

x = 8.333333333

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Simplifying

x = 8.333333333

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Hope this helps!

the answer is b.

step-by-step explanation:

by the trigonometric ratio tangent, tangent equals opposite divided by adjacent.

therefore, tan(50) equals ac/3

multiply each side by 3 to get: ac=3tan(50)

the answer is b.