5.5<span>÷3 is 1.83333333, that times 240 is 440</span>
Answer:
x = - 8, y = 2
Step-by-step explanation:

Answer:
the length of the two equal sides: 8m
the length of the third side: 8m-4m=4m
8m×2+4m=20m
Answer:
x = ±6
Step-by-step explanation:
x^2/4=9
Multiply by 4 on each side
x^2/4 *4=9*4
x^2 = 36
Take the square root of each side
sqrt(x^2) = ±sqrt(36)
x = ±6
Answer:
0.3
Step-by-step explanation:
x is the number to be added to 0.7 to have a sum of 1.


