7(u-9)=9u-49

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Solution for 7(u-9)=9u-49 equation:


Simplifying
7(u + -9) = 9u + -49

Reorder the terms:
7(-9 + u) = 9u + -49
(-9 * 7 + u * 7) = 9u + -49
(-63 + 7u) = 9u + -49

Reorder the terms:
-63 + 7u = -49 + 9u

Solving
-63 + 7u = -49 + 9u

Solving for variable 'u'.

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

Add '-9u' to each side of the equation.
-63 + 7u + -9u = -49 + 9u + -9u

Combine like terms: 7u + -9u = -2u
-63 + -2u = -49 + 9u + -9u

Combine like terms: 9u + -9u = 0
-63 + -2u = -49 + 0
-63 + -2u = -49

Add '63' to each side of the equation.
-63 + 63 + -2u = -49 + 63

Combine like terms: -63 + 63 = 0
0 + -2u = -49 + 63
-2u = -49 + 63

Combine like terms: -49 + 63 = 14
-2u = 14

Divide each side by '-2'.
u = -7

Simplifying
u = -7

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