10-2=7b-7.4

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Solution for 10-2=7b-7.4 equation:


Simplifying
10 + -2 = 7b + -7.4

Combine like terms: 10 + -2 = 8
8 = 7b + -7.4

Reorder the terms:
8 = -7.4 + 7b

Solving
8 = -7.4 + 7b

Solving for variable 'b'.

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

Add '-7b' to each side of the equation.
8 + -7b = -7.4 + 7b + -7b

Combine like terms: 7b + -7b = 0
8 + -7b = -7.4 + 0
8 + -7b = -7.4

Add '-8' to each side of the equation.
8 + -8 + -7b = -7.4 + -8

Combine like terms: 8 + -8 = 0
0 + -7b = -7.4 + -8
-7b = -7.4 + -8

Combine like terms: -7.4 + -8 = -15.4
-7b = -15.4

Divide each side by '-7'.
b = 2.2

Simplifying
b = 2.2

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