30x+5(1.4r)=436.60

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Solution for 30x+5(1.4r)=436.60 equation: 


Simplifying
30x + 5(1.4r) = 436.60

Remove parenthesis around (1.4r)
30x + 5 * 1.4r = 436.60

Multiply 5 * 1.4
30x + 7r = 436.60

Reorder the terms:
7r + 30x = 436.60

Solving
7r + 30x = 436.60

Solving for variable 'r'.

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

Add '-30x' to each side of the equation.
7r + 30x + -30x = 436.60 + -30x

Combine like terms: 30x + -30x = 0
7r + 0 = 436.60 + -30x
7r = 436.60 + -30x

Divide each side by '7'.
r = 62.37142857 + -4.285714286x

Simplifying
r = 62.37142857 + -4.285714286x

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