3r-5=2(4-9)

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Solution for 3r-5=2(4-9) equation:


Simplifying
3r + -5 = 2(4 + -9)

Reorder the terms:
-5 + 3r = 2(4 + -9)

Combine like terms: 4 + -9 = -5
-5 + 3r = 2(-5)

Multiply 2 * -5
-5 + 3r = -10

Solving
-5 + 3r = -10

Solving for variable 'r'.

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

Add '5' to each side of the equation.
-5 + 5 + 3r = -10 + 5

Combine like terms: -5 + 5 = 0
0 + 3r = -10 + 5
3r = -10 + 5

Combine like terms: -10 + 5 = -5
3r = -5

Divide each side by '3'.
r = -1.666666667

Simplifying
r = -1.666666667

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