Step-by-step explanation:
5x+2y=-11
2x+2y=5
so you find values that match or can multiply by something to match-2
5x+2y=-11
- 2x+2y=5
=3x+0y=-16
3x/3=-16/3
x=5 1/3
then substitute x in one of the equations to get y
Answer:
D
Step-by-step explanation:
If I estmaite the answer from 81% to 80%, then 80*2=160. 160/2=80. 80% to 81 percent.
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Hope this helps you...
Answer:
2.35
Step-by-step explanation:
-4.05 + 3.1 + 8 = 7.05/3=2.35
2nd line:
output y=0, ordered pair (0, 0)
Answer: 30
Step-by-step explanation:
16+6+18
