4u+7=3

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Solution for 4u+7=3 equation: 


Simplifying
4u + 7 = 3

Reorder the terms:
7 + 4u = 3

Solving
7 + 4u = 3

Solving for variable 'u'.

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

Add '-7' to each side of the equation.
7 + -7 + 4u = 3 + -7

Combine like terms: 7 + -7 = 0
0 + 4u = 3 + -7
4u = 3 + -7

Combine like terms: 3 + -7 = -4
4u = -4

Divide each side by '4'.
u = -1

Simplifying
u = -1

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