7(2x-5)-3x=42

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Solution for 7(2x-5)-3x=42 equation:


Simplifying
7(2x + -5) + -3x = 42

Reorder the terms:
7(-5 + 2x) + -3x = 42
(-5 * 7 + 2x * 7) + -3x = 42
(-35 + 14x) + -3x = 42

Combine like terms: 14x + -3x = 11x
-35 + 11x = 42

Solving
-35 + 11x = 42

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 + 11x = 42 + 35

Combine like terms: -35 + 35 = 0
0 + 11x = 42 + 35
11x = 42 + 35

Combine like terms: 42 + 35 = 77
11x = 77

Divide each side by '11'.
x = 7

Simplifying
x = 7

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