13.30=2.90+2.60(m-1)

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Solution for 13.30=2.90+2.60(m-1) equation: 


Simplifying
13.30 = 2.90 + 2.60(m + -1)

Reorder the terms:
13.30 = 2.90 + 2.60(-1 + m)
13.30 = 2.90 + (-1 * 2.60 + m * 2.60)
13.30 = 2.90 + (-2.6 + 2.60m)

Combine like terms: 2.90 + -2.6 = 0.3
13.30 = 0.3 + 2.60m

Solving
13.30 = 0.3 + 2.60m

Solving for variable 'm'.

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

Add '-2.60m' to each side of the equation.
13.30 + -2.60m = 0.3 + 2.60m + -2.60m

Combine like terms: 2.60m + -2.60m = 0.00
13.30 + -2.60m = 0.3 + 0.00
13.30 + -2.60m = 0.3

Add '-13.30' to each side of the equation.
13.30 + -13.30 + -2.60m = 0.3 + -13.30

Combine like terms: 13.30 + -13.30 = 0.00
0.00 + -2.60m = 0.3 + -13.30
-2.60m = 0.3 + -13.30

Combine like terms: 0.3 + -13.30 = -13
-2.60m = -13

Divide each side by '-2.60'.
m = 5

Simplifying
m = 5

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