Answer :
Answer:
2x=14
Step-by-step explanation:
multiply the second equation by -1 and then when you add, the y's cancel out when you add and you are left with 1x=7. so multiply it by 2 and you get 14
Answer:
2x=14
Step-by-step explanation:
multiply the second equation by -1 and then when you add, the y's cancel out when you add and you are left with 1x=7. so multiply it by 2 and you get 14