Answer:
The answer is 4
Step-by-step explanation:
Set them equal so it would be X-3= -X+5 then add the negative X to get
2x-3=5 then add the -3 to 5 and get
2x=8 then divide 2 from both sides to get
x=4
Answer:
9 boxes
Step-by-step explanation:

Since 1 ft= 12 inches then with diameter of 12 ft, radius becomes 6 ft and converted to inches it's 6*12=72 in

Area of 1 tile= 9*9=81
Number of tiles= 
Number of boxes= 202/25=8.08 boxes hence 9 boxes
Answer:
His average speed for the whole trip is 5km/hr
Step-by-step explanation:
Answer:

Step-by-step explanation:
(
×
)⁻³
is the same thing as 
you can think of the numerator as the power and the denominator as the root
rewrite both terms:
(
×
)⁻³
simplify the 4/6:
(
×
)⁻³
bases are the same, add the exponents:
(
)⁻³
multiply the exponents:

simplify:
x⁻⁴
negative power rule:
