2.5=3(-1.5)+b

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Solution for 2.5=3(-1.5)+b equation: 


Simplifying
2.5 = 3(-1.5) + b

Multiply 3 * -1.5
2.5 = -4.5 + b

Solving
2.5 = -4.5 + b

Solving for variable 'b'.

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

Add '-1b' to each side of the equation.
2.5 + -1b = -4.5 + b + -1b

Combine like terms: b + -1b = 0
2.5 + -1b = -4.5 + 0
2.5 + -1b = -4.5

Add '-2.5' to each side of the equation.
2.5 + -2.5 + -1b = -4.5 + -2.5

Combine like terms: 2.5 + -2.5 = 0.0
0.0 + -1b = -4.5 + -2.5
-1b = -4.5 + -2.5

Combine like terms: -4.5 + -2.5 = -7
-1b = -7

Divide each side by '-1'.
b = 7

Simplifying
b = 7

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