2(u+5)-5(9u-9)=-160

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Solution for 2(u+5)-5(9u-9)=-160 equation:


Simplifying
2(u + 5) + -5(9u + -9) = -160

Reorder the terms:
2(5 + u) + -5(9u + -9) = -160
(5 * 2 + u * 2) + -5(9u + -9) = -160
(10 + 2u) + -5(9u + -9) = -160

Reorder the terms:
10 + 2u + -5(-9 + 9u) = -160
10 + 2u + (-9 * -5 + 9u * -5) = -160
10 + 2u + (45 + -45u) = -160

Reorder the terms:
10 + 45 + 2u + -45u = -160

Combine like terms: 10 + 45 = 55
55 + 2u + -45u = -160

Combine like terms: 2u + -45u = -43u
55 + -43u = -160

Solving
55 + -43u = -160

Solving for variable 'u'.

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

Add '-55' to each side of the equation.
55 + -55 + -43u = -160 + -55

Combine like terms: 55 + -55 = 0
0 + -43u = -160 + -55
-43u = -160 + -55

Combine like terms: -160 + -55 = -215
-43u = -215

Divide each side by '-43'.
u = 5

Simplifying
u = 5

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