<span>6x-7y=-84
7y = 6x + 84
y = 6/7(x) + 12</span>

Multiply 50 by 0.90 because you take a discount of 10% off. 1.00 = 100% 0.10 = 10% 0.01 = 1% if you multiply 50 by 0.10 instead you get the amount that is discounted instead of the new selling price.
Answer:
Z = 2489/533
Step-by-step explanation:
I went on photo math and solved it
Step-by-step explanation:


