7-3x-3(4x-10)=67

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Solution for 7-3x-3(4x-10)=67 equation:


Simplifying
7 + -3x + -3(4x + -10) = 67

Reorder the terms:
7 + -3x + -3(-10 + 4x) = 67
7 + -3x + (-10 * -3 + 4x * -3) = 67
7 + -3x + (30 + -12x) = 67

Reorder the terms:
7 + 30 + -3x + -12x = 67

Combine like terms: 7 + 30 = 37
37 + -3x + -12x = 67

Combine like terms: -3x + -12x = -15x
37 + -15x = 67

Solving
37 + -15x = 67

Solving for variable 'x'.

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

Add '-37' to each side of the equation.
37 + -37 + -15x = 67 + -37

Combine like terms: 37 + -37 = 0
0 + -15x = 67 + -37
-15x = 67 + -37

Combine like terms: 67 + -37 = 30
-15x = 30

Divide each side by '-15'.
x = -2

Simplifying
x = -2

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