2(5r-2)=9+1

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Solution for 2(5r-2)=9+1 equation: 


Simplifying
2(5r + -2) = 9 + 1

Reorder the terms:
2(-2 + 5r) = 9 + 1
(-2 * 2 + 5r * 2) = 9 + 1
(-4 + 10r) = 9 + 1

Combine like terms: 9 + 1 = 10
-4 + 10r = 10

Solving
-4 + 10r = 10

Solving for variable 'r'.

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

Add '4' to each side of the equation.
-4 + 4 + 10r = 10 + 4

Combine like terms: -4 + 4 = 0
0 + 10r = 10 + 4
10r = 10 + 4

Combine like terms: 10 + 4 = 14
10r = 14

Divide each side by '10'.
r = 1.4

Simplifying
r = 1.4

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