The answer is B First you plug in 0 for x and 3(0) is 0 so you are left with -7y = 28 so you solve that 28/-7 is -4. Then you plug that back into your original equation 3x -7(-4) = 28 3x + 28 = 28 -28. -28 3x = 0 Divide by 3 X= 0 y = -4 (0,-4)
Answer from: Quest
Ibelieve 4mn because it’s like you’re combining them
Answer from: Quest
ian gone lie this got me confused
step-by-step explanation:
Another question on Mathematics
Mathematics, 21.06.2019 20:50
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