I would use subsitution
y=x-7
sub x-7 for every x
5x+2(x-7)=14
5x+2x-14=14
add 14 to both sides
7x=28
divide both sides by 7
x=4
sub
y=x-7
y=4-7
y=-3
x=4
y=-3
(4,-3)
Answer:
2x = 7y
Step-by-step explanation:
2 Yogurts = $7
4 Yogurts = $14
6 Yogurts = $21
8 Yogurts = $28
10 Yogurts = $35
Answer:
The second one is correct.
Step-by-step explanation: if you add together all the numbers you get 563 so now if you divide 166 by 563 you get 0.2948
Answer:
what don't u understand
Step-by-step explanation: