Use substitution to put the value for y in the second equation.
-3x +4(5) = 8
-3x = -12 . . . . . . . subtract 20
x = 4 . . . . . . . . . . divide by -3
The solution is (x, y) = (4, 5).
Answer from: Quest
1. y=32. x=-13. n=-40
Answer from: Quest
hi,
i'm 75% sure the answer is 1,1 to both lines.
have a great day
Another question on Mathematics
Mathematics, 22.06.2019 00:00
Aclothing designer is selecting models to walk the runway for her fashion show. the clothes she designed require each model’s height to be no more than y inches from 5 feet 10 inches, or 70 inches. which graph could be used to determine the possible variance levels that would result in an acceptable height, x?
The oates family went out for dinner the price of the meal was $33.95 the sales tax was 7.25% of the price of the meal . the tip was 15% of the meal and the sales tax . how much money did the oates family pay for the meal, including tax and tip