Answer:
x=-3
y=4
Step-by-step explanation:
2x-y=-10
y=4
Substitute y = 4 into the first equation
2x-(4) = -10
2x -4 = -10
Add 4 to each side
2x-4+4 = -10+4
2x = -6
Divide each side by 2
2x/2 = -6/2
x =-3
Answer:
D
Step-by-step explanation:
it shows the correct one
Answer:
yes, 2
Step-by-step explanation:
10 over 5 is 2
2 is a whole number
400 ÷ 15 is 25. 25 to 1 is the unit rate. So 6x25 would give you the answer: 150.