2x+4(2x-7)=42

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Solution for 2x+4(2x-7)=42 equation:


Simplifying
2x + 4(2x + -7) = 42

Reorder the terms:
2x + 4(-7 + 2x) = 42
2x + (-7 * 4 + 2x * 4) = 42
2x + (-28 + 8x) = 42

Reorder the terms:
-28 + 2x + 8x = 42

Combine like terms: 2x + 8x = 10x
-28 + 10x = 42

Solving
-28 + 10x = 42

Solving for variable 'x'.

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

Add '28' to each side of the equation.
-28 + 28 + 10x = 42 + 28

Combine like terms: -28 + 28 = 0
0 + 10x = 42 + 28
10x = 42 + 28

Combine like terms: 42 + 28 = 70
10x = 70

Divide each side by '10'.
x = 7

Simplifying
x = 7

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