Solve the systemSolve the system by either substitution or elimination 4x + 4y = 20, 2x -2y = -18 by either substitution or elim
1 answer:
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Answer:
B: y = -2x + 5
Step-by-step explanation:
-2 - 1 = -3
9 - 3 = 6
= -2
gradient = -2
3 = 1 x -2 + c
3 = -2 + c
5 = c
y intercept = 5
equation = y = -2x + 5
so the answer is option b
