2x-5(3x+7)=121

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Solution for 2x-5(3x+7)=121 equation:


Simplifying
2x + -5(3x + 7) = 121

Reorder the terms:
2x + -5(7 + 3x) = 121
2x + (7 * -5 + 3x * -5) = 121
2x + (-35 + -15x) = 121

Reorder the terms:
-35 + 2x + -15x = 121

Combine like terms: 2x + -15x = -13x
-35 + -13x = 121

Solving
-35 + -13x = 121

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 + -13x = 121 + 35

Combine like terms: -35 + 35 = 0
0 + -13x = 121 + 35
-13x = 121 + 35

Combine like terms: 121 + 35 = 156
-13x = 156

Divide each side by '-13'.
x = -12

Simplifying
x = -12

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