3(3b)+10=2b+7

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Solution for 3(3b)+10=2b+7 equation:


Simplifying
3(3b) + 10 = 2b + 7

Remove parenthesis around (3b)
3 * 3b + 10 = 2b + 7

Multiply 3 * 3
9b + 10 = 2b + 7

Reorder the terms:
10 + 9b = 2b + 7

Reorder the terms:
10 + 9b = 7 + 2b

Solving
10 + 9b = 7 + 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 + 9b + -2b = 7 + 2b + -2b

Combine like terms: 9b + -2b = 7b
10 + 7b = 7 + 2b + -2b

Combine like terms: 2b + -2b = 0
10 + 7b = 7 + 0
10 + 7b = 7

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

Combine like terms: 10 + -10 = 0
0 + 7b = 7 + -10
7b = 7 + -10

Combine like terms: 7 + -10 = -3
7b = -3

Divide each side by '7'.
b = -0.4285714286

Simplifying
b = -0.4285714286

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