-3(5x-7)=5x+4

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Solution for -3(5x-7)=5x+4 equation:


Simplifying
-3(5x + -7) = 5x + 4

Reorder the terms:
-3(-7 + 5x) = 5x + 4
(-7 * -3 + 5x * -3) = 5x + 4
(21 + -15x) = 5x + 4

Reorder the terms:
21 + -15x = 4 + 5x

Solving
21 + -15x = 4 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
21 + -15x + -5x = 4 + 5x + -5x

Combine like terms: -15x + -5x = -20x
21 + -20x = 4 + 5x + -5x

Combine like terms: 5x + -5x = 0
21 + -20x = 4 + 0
21 + -20x = 4

Add '-21' to each side of the equation.
21 + -21 + -20x = 4 + -21

Combine like terms: 21 + -21 = 0
0 + -20x = 4 + -21
-20x = 4 + -21

Combine like terms: 4 + -21 = -17
-20x = -17

Divide each side by '-20'.
x = 0.85

Simplifying
x = 0.85

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