(X+-7)43=90

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Solution for (X+-7)43=90 equation:


Simplifying
(X + -7) * 43 = 90

Reorder the terms:
(-7 + X) * 43 = 90

Reorder the terms for easier multiplication:
43(-7 + X) = 90
(-7 * 43 + X * 43) = 90
(-301 + 43X) = 90

Solving
-301 + 43X = 90

Solving for variable 'X'.

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

Add '301' to each side of the equation.
-301 + 301 + 43X = 90 + 301

Combine like terms: -301 + 301 = 0
0 + 43X = 90 + 301
43X = 90 + 301

Combine like terms: 90 + 301 = 391
43X = 391

Divide each side by '43'.
X = 9.093023256

Simplifying
X = 9.093023256

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