.04(2+1)-.03(2r-5)=.29

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Solution for .04(2+1)-.03(2r-5)=.29 equation:


Simplifying
0.04(2 + 1) + -0.03(2r + -5) = 0.29

Combine like terms: 2 + 1 = 3
0.04(3) + -0.03(2r + -5) = 0.29

Multiply 0.04 * 3
0.12 + -0.03(2r + -5) = 0.29

Reorder the terms:
0.12 + -0.03(-5 + 2r) = 0.29
0.12 + (-5 * -0.03 + 2r * -0.03) = 0.29
0.12 + (0.15 + -0.06r) = 0.29

Combine like terms: 0.12 + 0.15 = 0.27
0.27 + -0.06r = 0.29

Solving
0.27 + -0.06r = 0.29

Solving for variable 'r'.

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

Add '-0.27' to each side of the equation.
0.27 + -0.27 + -0.06r = 0.29 + -0.27

Combine like terms: 0.27 + -0.27 = 0.00
0.00 + -0.06r = 0.29 + -0.27
-0.06r = 0.29 + -0.27

Combine like terms: 0.29 + -0.27 = 0.02
-0.06r = 0.02

Divide each side by '-0.06'.
r = -0.3333333333

Simplifying
r = -0.3333333333

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