<span>1/5(2x-15) + (3/5)x = 4 1/4
</span><span>x*2/5 - 15/5 + x*3/5 = 4 1/4
</span><span>x*2/5 - 3 + x*3/5 = 4 1/4
</span><span>x*(2/5+3/5) - 3 = 4 1/4
</span><span>x*(5/5) - 3 = 4 1/4
</span>1*x - 3 = 4 1/4
<span>x= 4 1/4 + 3
</span><span>x= 7 1/4 </span>
Answer:
552 miles :)
Step-by-step explanation:
138 times 4 = 552
552/4 = 138
9d - 5 = 4d + 35
9d (-4d) - 5 (+5) = 4d (-4d) + 35 (+5)
5d = 40
5d/5 = 40/5
d = 8
hope this helps
First time = 7:12
second time = 7:40
40 - 12 = 28
28 minutes have past
