7+A+B=10

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Solution for 7+A+B=10 equation:


Simplifying
7 + A + B = 10

Solving
7 + A + B = 10

Solving for variable 'A'.

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

Add '-7' to each side of the equation.
7 + A + -7 + B = 10 + -7

Reorder the terms:
7 + -7 + A + B = 10 + -7

Combine like terms: 7 + -7 = 0
0 + A + B = 10 + -7
A + B = 10 + -7

Combine like terms: 10 + -7 = 3
A + B = 3

Add '-1B' to each side of the equation.
A + B + -1B = 3 + -1B

Combine like terms: B + -1B = 0
A + 0 = 3 + -1B
A = 3 + -1B

Simplifying
A = 3 + -1B

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