Answer:
C. 10
Step-by-step explanation:
8.9a+15=104
8.9a=104–15 (–15)
8.9a=89 (÷8.9)
a=89/8.9
a=10
<span> When you want the x </span>intercepts<span> (x,0):. Set y=0 then solve for x</span>
Answer:
the second number is 4
Step-by-step explanation:
13+x=17
x=4