5(u-3)-7=-4(-2u+9)-7u

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Solution for 5(u-3)-7=-4(-2u+9)-7u equation:


Simplifying
5(u + -3) + -7 = -4(-2u + 9) + -7u

Reorder the terms:
5(-3 + u) + -7 = -4(-2u + 9) + -7u
(-3 * 5 + u * 5) + -7 = -4(-2u + 9) + -7u
(-15 + 5u) + -7 = -4(-2u + 9) + -7u

Reorder the terms:
-15 + -7 + 5u = -4(-2u + 9) + -7u

Combine like terms: -15 + -7 = -22
-22 + 5u = -4(-2u + 9) + -7u

Reorder the terms:
-22 + 5u = -4(9 + -2u) + -7u
-22 + 5u = (9 * -4 + -2u * -4) + -7u
-22 + 5u = (-36 + 8u) + -7u

Combine like terms: 8u + -7u = 1u
-22 + 5u = -36 + 1u

Solving
-22 + 5u = -36 + 1u

Solving for variable 'u'.

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

Add '-1u' to each side of the equation.
-22 + 5u + -1u = -36 + 1u + -1u

Combine like terms: 5u + -1u = 4u
-22 + 4u = -36 + 1u + -1u

Combine like terms: 1u + -1u = 0
-22 + 4u = -36 + 0
-22 + 4u = -36

Add '22' to each side of the equation.
-22 + 22 + 4u = -36 + 22

Combine like terms: -22 + 22 = 0
0 + 4u = -36 + 22
4u = -36 + 22

Combine like terms: -36 + 22 = -14
4u = -14

Divide each side by '4'.
u = -3.5

Simplifying
u = -3.5

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