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If you have the equations 2x + 3y = 18 and y = 2x + 12 and use the substitution method to solve, what would be the value of x? ANSWER FAST!!!

If you have the equations 2x + 3y = 18 and y = 2x + 12 and use the substitution method to solve, what would be the value of x? ANSWER FAST!!!
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5 votes
If you have the equations 2x + 3y = 18 and y = 2x + 12 and use the substitution method to solve, what would be the value of x? ANSWER FAST!!!

asked
User Orshachar
by
7.8k points

1 Answer

6 votes

Answer:

x= -2.25

Explanation:

2x+3(2x+12)=18

2x+6x+36=18

8x+36=18

8x= -18

x= -9/4= -2.25

answered
User Shun
by
7.9k points
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