Answer:
7. 36 8. 1 9. 21
Step-by-step explanation:
You plug in the variables in the equation.
7.
8. 
9. 
Answer: B
Reason: Plugged it in in my Desmos app, it's free on the appstore and helps you solve for graphs !
Answer:
y= 8x+4
Step-by-step explanation: can i have brainliest?
Answer:
64
Step-by-step explanation:
total of a triangle adds up to 180 degrees
so:
76+37=116
180-116=64
Answer: D
Step-by-step explanation:
You save the most money with option D. Not in the long run though