3 years ago

SOMEONE HELP ME PLEASE AND SHOW WORK

Mathematics

1 answer:

Serhud [2]3 years ago

5 0

A) 57

9x-15=(4x+10)+15
9x-15=4x+25
5x-15=25
5x=40
x=8

Plug in 8 for x:

9x-15
=9(8)-15
=72-15
=57

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