Answer:
I do not know
Step-by-step explanation:
The equation would be 4+x

13.
Subtract 4 from both sides. The four on the left would cancel out and the 13 on the right would now be a 9. Therefore, the answer is
<span>Total number of students: 115 + 225 + 140 = 480 Number of buses needed: 480 ÷ 80 = b
b = 6</span>
Answer:
MN
Step-by-step explanation:
ML:RQ = MN:RS = LN:QS (corr side, similar triangles)