(74+x)2=78

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Solution for (74+x)2=78 equation:


Simplifying
(74 + x) * 2 = 78

Reorder the terms for easier multiplication:
2(74 + x) = 78
(74 * 2 + x * 2) = 78
(148 + 2x) = 78

Solving
148 + 2x = 78

Solving for variable 'x'.

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

Add '-148' to each side of the equation.
148 + -148 + 2x = 78 + -148

Combine like terms: 148 + -148 = 0
0 + 2x = 78 + -148
2x = 78 + -148

Combine like terms: 78 + -148 = -70
2x = -70

Divide each side by '2'.
x = -35

Simplifying
x = -35

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