3(r-10t)-4(7t+2r)=

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Solution for 3(r-10t)-4(7t+2r)= equation:


Simplifying
3(r + -10t) + -4(7t + 2r) = 0
(r * 3 + -10t * 3) + -4(7t + 2r) = 0
(3r + -30t) + -4(7t + 2r) = 0

Reorder the terms:
3r + -30t + -4(2r + 7t) = 0
3r + -30t + (2r * -4 + 7t * -4) = 0
3r + -30t + (-8r + -28t) = 0

Reorder the terms:
3r + -8r + -30t + -28t = 0

Combine like terms: 3r + -8r = -5r
-5r + -30t + -28t = 0

Combine like terms: -30t + -28t = -58t
-5r + -58t = 0

Solving
-5r + -58t = 0

Solving for variable 'r'.

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

Add '58t' to each side of the equation.
-5r + -58t + 58t = 0 + 58t

Combine like terms: -58t + 58t = 0
-5r + 0 = 0 + 58t
-5r = 0 + 58t
Remove the zero:
-5r = 58t

Divide each side by '-5'.
r = -11.6t

Simplifying
r = -11.6t

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