Solve the system of equations. y = 7x - 9 y = 7x + 7 a. ( -4, 1) c. ( 4, 1) b. ( -4, -1) d. No solution

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15-02-2017
Mathematics

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Solve the system of equations. y = 7x - 9 y = 7x + 7 a. ( -4, 1) c. ( 4, 1) b. ( -4, -1) d. No solution

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Amphitrite1040 Amphitrite1040 · Answer 1 · 2017-02-19T22:29:25+01:00

Amphitrite1040 Amphitrite1040

19-02-2017

First Solution: (y) - 7(x) = -9

Second solution: (y) - 7(x) = 7

Let's look for the y-intercept

(y) = 7(x) + 7

Subtract both solutions from each other!

7(x) + 7 - 7(x) = -9

? = -16

From the looks of it, it mean that D.No solution would be your answer

Good Luck!

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lfjimenenz6820 lfjimenenz6820 · Answer 2 · 2020-12-11T01:45:57+01:00

lfjimenenz6820 lfjimenenz6820

11-12-2020

Answer:

d. no solution

Step-by-step explanation:

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