28r-6(3r-5)=40

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Solution for 28r-6(3r-5)=40 equation:


Simplifying
28r + -6(3r + -5) = 40

Reorder the terms:
28r + -6(-5 + 3r) = 40
28r + (-5 * -6 + 3r * -6) = 40
28r + (30 + -18r) = 40

Reorder the terms:
30 + 28r + -18r = 40

Combine like terms: 28r + -18r = 10r
30 + 10r = 40

Solving
30 + 10r = 40

Solving for variable 'r'.

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

Add '-30' to each side of the equation.
30 + -30 + 10r = 40 + -30

Combine like terms: 30 + -30 = 0
0 + 10r = 40 + -30
10r = 40 + -30

Combine like terms: 40 + -30 = 10
10r = 10

Divide each side by '10'.
r = 1

Simplifying
r = 1

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