7b+10=2b+20

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Solution for 7b+10=2b+20 equation:


Simplifying
7b + 10 = 2b + 20

Reorder the terms:
10 + 7b = 2b + 20

Reorder the terms:
10 + 7b = 20 + 2b

Solving
10 + 7b = 20 + 2b

Solving for variable 'b'.

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

Add '-2b' to each side of the equation.
10 + 7b + -2b = 20 + 2b + -2b

Combine like terms: 7b + -2b = 5b
10 + 5b = 20 + 2b + -2b

Combine like terms: 2b + -2b = 0
10 + 5b = 20 + 0
10 + 5b = 20

Add '-10' to each side of the equation.
10 + -10 + 5b = 20 + -10

Combine like terms: 10 + -10 = 0
0 + 5b = 20 + -10
5b = 20 + -10

Combine like terms: 20 + -10 = 10
5b = 10

Divide each side by '5'.
b = 2

Simplifying
b = 2

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