Hello please help im on a timer and have no clue what im doing half the time
1 answer:
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Answer:
x =-1
Step-by-step explanation:
replace y by 2x +4 in the first equation
2(2x + 4) = 6x + 10
4x + 8 = 6x + 10
-2x +8 = 10
-2x = 2
x = -1