4(x-6)+5(x+9)=140

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Solution for 4(x-6)+5(x+9)=140 equation:


Simplifying
4(x + -6) + 5(x + 9) = 140

Reorder the terms:
4(-6 + x) + 5(x + 9) = 140
(-6 * 4 + x * 4) + 5(x + 9) = 140
(-24 + 4x) + 5(x + 9) = 140

Reorder the terms:
-24 + 4x + 5(9 + x) = 140
-24 + 4x + (9 * 5 + x * 5) = 140
-24 + 4x + (45 + 5x) = 140

Reorder the terms:
-24 + 45 + 4x + 5x = 140

Combine like terms: -24 + 45 = 21
21 + 4x + 5x = 140

Combine like terms: 4x + 5x = 9x
21 + 9x = 140

Solving
21 + 9x = 140

Solving for variable 'x'.

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

Add '-21' to each side of the equation.
21 + -21 + 9x = 140 + -21

Combine like terms: 21 + -21 = 0
0 + 9x = 140 + -21
9x = 140 + -21

Combine like terms: 140 + -21 = 119
9x = 119

Divide each side by '9'.
x = 13.22222222

Simplifying
x = 13.22222222

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