-7u+5(u-3)=1

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Solution for -7u+5(u-3)=1 equation:


Simplifying
-7u + 5(u + -3) = 1

Reorder the terms:
-7u + 5(-3 + u) = 1
-7u + (-3 * 5 + u * 5) = 1
-7u + (-15 + 5u) = 1

Reorder the terms:
-15 + -7u + 5u = 1

Combine like terms: -7u + 5u = -2u
-15 + -2u = 1

Solving
-15 + -2u = 1

Solving for variable 'u'.

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

Add '15' to each side of the equation.
-15 + 15 + -2u = 1 + 15

Combine like terms: -15 + 15 = 0
0 + -2u = 1 + 15
-2u = 1 + 15

Combine like terms: 1 + 15 = 16
-2u = 16

Divide each side by '-2'.
u = -8

Simplifying
u = -8

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