3x+2(-5x+35)=-21

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Solution for 3x+2(-5x+35)=-21 equation:


Simplifying
3x + 2(-5x + 35) = -21

Reorder the terms:
3x + 2(35 + -5x) = -21
3x + (35 * 2 + -5x * 2) = -21
3x + (70 + -10x) = -21

Reorder the terms:
70 + 3x + -10x = -21

Combine like terms: 3x + -10x = -7x
70 + -7x = -21

Solving
70 + -7x = -21

Solving for variable 'x'.

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

Add '-70' to each side of the equation.
70 + -70 + -7x = -21 + -70

Combine like terms: 70 + -70 = 0
0 + -7x = -21 + -70
-7x = -21 + -70

Combine like terms: -21 + -70 = -91
-7x = -91

Divide each side by '-7'.
x = 13

Simplifying
x = 13

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