I believe the answer is D b/c each input has one output
Answer:
Ummm, so the answer is A. (-3,-2)
StepByStep Solution:
5x + 7(x+1) =-29
5x+7x+7=-29
12x=-36
x=-3
y=-3+1
y=-2
The dependent variable is the cost of the jeans since it depends on how many jeans Ben bought. An equation that represents the situation is (4j - 12) + 7 = 92
A suitable calculator can row-reduce the augmented matrix.
first number: 3
second number: 1
third number: 8