how do you solve -9x+2/5=4

solve -9x+2/5=4
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2 Answers

You can get rid of the fraction by multiplying through by 5: -45x+2=20. Subtract 2 from each side: -45x=18. Divide through by 45: -x=18/45=2/5 (9 divides into top and bottom), so x=-2/5. Substitute x to check answer: -(-18)+2=18+2=20. Correct!

by Top Rated User (1.2m points)

Given -9x+2/5=4
-9x=4-2/5
-9x=18/5
x=-2/5

by Level 8 User (30.1k points)

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