Answer:
16
Step-by-step explanation:
7x+20+2x-5=159
9x+15=159
9x=159-15
9x=144
x=16
Answer: y=-x+5
It has a slope of negative one and it hits positive 5 on the y-intercept.
:)
Answer:Two solution
1.6+0.39 which is 1.99 pounds.