-5(3x-7)=100

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Solution for -5(3x-7)=100 equation:


Simplifying
-5(3x + -7) = 100

Reorder the terms:
-5(-7 + 3x) = 100
(-7 * -5 + 3x * -5) = 100
(35 + -15x) = 100

Solving
35 + -15x = 100

Solving for variable 'x'.

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

Add '-35' to each side of the equation.
35 + -35 + -15x = 100 + -35

Combine like terms: 35 + -35 = 0
0 + -15x = 100 + -35
-15x = 100 + -35

Combine like terms: 100 + -35 = 65
-15x = 65

Divide each side by '-15'.
x = -4.333333333

Simplifying
x = -4.333333333

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