2r+9(-4+6r)=

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Solution for 2r+9(-4+6r)= equation:


Simplifying
2r + 9(-4 + 6r) = 0
2r + (-4 * 9 + 6r * 9) = 0
2r + (-36 + 54r) = 0

Reorder the terms:
-36 + 2r + 54r = 0

Combine like terms: 2r + 54r = 56r
-36 + 56r = 0

Solving
-36 + 56r = 0

Solving for variable 'r'.

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

Add '36' to each side of the equation.
-36 + 36 + 56r = 0 + 36

Combine like terms: -36 + 36 = 0
0 + 56r = 0 + 36
56r = 0 + 36

Combine like terms: 0 + 36 = 36
56r = 36

Divide each side by '56'.
r = 0.6428571429

Simplifying
r = 0.6428571429

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