4x+7(2x-1)=121

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Solution for 4x+7(2x-1)=121 equation:


Simplifying
4x + 7(2x + -1) = 121

Reorder the terms:
4x + 7(-1 + 2x) = 121
4x + (-1 * 7 + 2x * 7) = 121
4x + (-7 + 14x) = 121

Reorder the terms:
-7 + 4x + 14x = 121

Combine like terms: 4x + 14x = 18x
-7 + 18x = 121

Solving
-7 + 18x = 121

Solving for variable 'x'.

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

Add '7' to each side of the equation.
-7 + 7 + 18x = 121 + 7

Combine like terms: -7 + 7 = 0
0 + 18x = 121 + 7
18x = 121 + 7

Combine like terms: 121 + 7 = 128
18x = 128

Divide each side by '18'.
x = 7.111111111

Simplifying
x = 7.111111111

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