Evaluate the expression for x = 3 and y = 5. 12x−3y ---------- 4x-y PLEASE HELP NEED THIS ASAP

asked Mar 3, 2017 86.5k views

1 vote

Evaluate the expression for x = 3 and y = 5. 12x−3y

----------
4x-y

PLEASE HELP NEED THIS ASAP

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2 votes

the first one is 21 12 times 3 is 36 minus 3 times 5 is 15 36 minus 15 is 21
Next one 4 times 3 is 12 minus 5 is 7
12x-3y=21
4x-y=7

FrankIJ answered Mar 5, 2017

8.4k points

7 votes

12x-3y=21
4x-y=7
I hope this helps

Hendy Irawan answered Mar 9, 2017

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