Answer:
its the last choice
Step-by-step explanation:
<span>$145 saved in her account.
</span><span>$8 an hour at work.
</span><span>at least $320
320 - 145 = 175
175 </span>÷ 8 = 21.875
Louisa needs to work about 22 more hrs to have at least $320!
The answer is 48 because you have to do is 21 x 4 which is 48
The equation y=4x is already in y=mx+b format.
m=4
b=0
so you can write as:
y=4x+0