(1-9x) /(17-3x) = 7/8
Answers
Answer:
(1 - 9x) / (17 - 3x) = 7/8
» 8 - 72x = 119 - 21x
» - 51x = 111
» x = -111/51
Simplifying
3x + 7 = 9x + 17
Reorder the terms:
7 + 3x = 9x + 17
Reorder the terms:
7 + 3x = 17 + 9x
Solving
7 + 3x = 17 + 9x
Solving for variable 'x'.
Move all terms containing x to the left, all other terms to the right.
Add '-9x' to each side of the equation.
7 + 3x + -9x = 17 + 9x + -9x
Combine like terms: 3x + -9x = -6x
7 + -6x = 17 + 9x + -9x
Combine like terms: 9x + -9x = 0
7 + -6x = 17 + 0
7 + -6x = 17
Add '-7' to each side of the equation.
7 + -7 + -6x = 17 + -7
Combine like terms: 7 + -7 = 0
0 + -6x = 17 + -7
-6x = 17 + -7
Combine like terms: 17 + -7 = 10
-6x = 10
Divide each side by '-6'.
x = -1.666666667
Simplifying
x = -1.666666667
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