(X-89)+3(37+42)=321

Solution for (X-89)+3(37+42)=321 equation:

Simplifying
(X + -89) + 3(37 + 42) = 321

Reorder the terms:
(-89 + X) + 3(37 + 42) = 321

Remove parenthesis around (-89 + X)
-89 + X + 3(37 + 42) = 321

Combine like terms: 37 + 42 = 79
-89 + X + 3(79) = 321

Multiply 3 * 79
-89 + X + 237 = 321

Reorder the terms:
-89 + 237 + X = 321

Combine like terms: -89 + 237 = 148
148 + X = 321

Solving
148 + X = 321

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 + X = 321 + -148

Combine like terms: 148 + -148 = 0
0 + X = 321 + -148
X = 321 + -148

Combine like terms: 321 + -148 = 173
X = 173

Simplifying
X = 173