Answer:
4 times 3 is 12 and 12-17 is -5.
Step-by-step explanation:
Answer:
4
Step-by-step explanation:
The temperature went down by 12 degrees. (Or you could say it changed by -12 degrees)
Answer:
0.1-0.2 is a change of 100% as it is doubled.
Turn phrases into mathmatical expressions:
"<span>one side(s) twice the length of the shortest side(x)" = 2x
"</span><span>the third side(t) is 30 feet more than the length of the shortest side " = x+30
</span>Shortest side= x
Perimeter= side1+ side 2 + side 3
138ft= x+2x+x+30
138= 4x+30
108=4x
x= 27 feet
Answer:
The shortest side is 27ft. The middle side 2x= 2(27)= 54ft. The longest side being x+30= 27+30= 57ft.
