3 years ago

17 - 2n = 9 what’s the answer ?

Mathematics

1 answer:

BlackZzzverrR [31]3 years ago

8 0

Step 1: Simplify both sides of the equation.

17−2n=9

17+−2n=9

−2n+17=9

Step 2: Subtract 17 from both sides.

−2n+17−17=9−17

−2n=−8

Step 3: Divide both sides by -2.

−2n−2=−8−2

n=4

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