He went upstream 3 hours and downstream two. 4x3=12 6x2=12
He went 24 miles.
The formula for volume of a prism is v=(1/2bh)h so it would be
(1/2 ×7.8×4)×9= 140.4
Answer:
1: -13
Step-by-step explanation:
First, simplify the equation to -2y+10=36
Subtract 10 from both sides
-2y=26
Divide negative 2 from both sides
y=-13
48.7 rounded to one significant figure would be 50
