Answer:
1.6 hours
Step-by-step explanation:
The 2 trains together are going 160 mph.
256 / 160 = 1.6 hours
Answer:
D. 24
Step-by-step explanation:
Angles are the same, so 84 = 3x.
To get x alone, you divide 3 by both sides.
84/3 = 24
24 = x.
Answer:
132 i think
Step-by-step explanation:
Answer:
13
Step-by-step explanation:
2(x-1)+8=4x-20
distribute 2
2x-2+8=4x-20
2x+6=4x-20
subtract 2x from both sides
6=2x-20
add 20 to both sides
26=2x
divide both sides by 2
x=13
Please rate brainliest if this helped you.