Answer:
x=4
Step-by-step explanation:
EF is half of the top and bottom lines comined so you would make an equation:
5x+8/2=2x+6
5x+8=4x+12
x=4
Answer:
The number he thought of was 13
Step-by-step explanation:
Revers the problem
3.5 * 3 = 10.5
10.5 - 4 = 6.5
6.5 * 2 = 13
Answer:
Ajoba: 28.8km/h
Prav: 59.2km/h
The difference in speed is: 59.2-28.8=30.4km/h
Step-by-step explanation:
Ajoba:
d=45mi Convert to km // 
t=2.5h
v=? 28.8km/h
Prav:
d=74km
t=1h15m or 1.25h
v=? 59.2km/h

Solve for v;


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Answer:
13 1/8 units³
Step-by-step explanation:
(see attached for reference)
Volume = Length x Width x Height
= 1 1/2 x 3 1/2 x 2 1/2 (convert to improper fractions)
= 3/2 x 7/2 x 5/2
= (3 x 7 x 5) / (2 x 2 x 2 )
= 105/8
= 13 1/8 units³