heyyitsmaddy heyyitsmaddy

Today at 12:16 AM
Mathematics

Answered

PLEASE HELP ID K HOW TO DO THIS UGH

please explain how u did it because im trying to learn

PLEASE HELP ID K HOW TO DO THIS UGH please explain how u did it because im trying to learn class=

Answer :

gkaur20060416 gkaur20060416

Today at 12:22 AM

Answer:

x=16 and y=39

Step-by-step explanation:

Substitute 2x+7 for y in y=3x−9

y=3x−9

2x+7=3x−9 (Add -3x to both sides)

−x+7=−9 (Add -7 to both sides)

−x=−16(Divide both sides by -1)

x=16

Substitute 16 for x in y=2x+7

y=2x+7

y=(2)(16)+7

y=39

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