Answer:
c
Step-by-step explanation:
choice A means
choice B means
choice C means which is the answer
choice D means
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9x - 2y = 11 ... (i)
5x - 2y = 15 ... (ii)
Subtracting equation (ii) from (i) we get;
4x + 0 = -4
4x=-4 , x = -1
Replacing x = -1 in equation (i) we get;
9(-1) - 2y = 11
-9 - 2y = 11
-2y = 20
y = 20 ÷ -2 = -10
The solution to the system of equations is (-1,-10).
Answer:✓ 819/13= 63 miles distance in one hour 8*(63)=504 miles in 8 hours Warning: I am sick in bed. Double check my work.
Step-by-step explanation:
Answer:
1080 in^2
Step-by-step explanation:
Answer:
93
Step-by-step explanation:
15%=.15
.15 times 620 equals 93
