-5(3x-7)=21

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Solution for -5(3x-7)=21 equation:


Simplifying
-5(3x + -7) = 21

Reorder the terms:
-5(-7 + 3x) = 21
(-7 * -5 + 3x * -5) = 21
(35 + -15x) = 21

Solving
35 + -15x = 21

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 = 21 + -35

Combine like terms: 35 + -35 = 0
0 + -15x = 21 + -35
-15x = 21 + -35

Combine like terms: 21 + -35 = -14
-15x = -14

Divide each side by '-15'.
x = 0.9333333333

Simplifying
x = 0.9333333333

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