THEY ARE ALWAYS PARALLELOGRAMS
Answer:
13x
Step-by-step explanation:
X-11=-20
add 11 on both sides X=9
Answer:
Total monthly cost (x) = $39 + ($0.07/min)x
Step-by-step explanation:
The y-intercept is $39. The slope is ($0.07/minute)x, where x is the number of talk minutes. Thus:
Total monthly cost (x) = $39 + ($0.07/min)x, where x is the number of talk minutes.
