X-y=9

2x+5y=4

solve by subsitution

show work

600 is blank times as much as 6

Doris made a list of all the whole number from 1 to 100 how many times did she write the digit 2

Scientific notation is

1174 divided by 45 long division

IF the total labor costs is 865,000 and 12 percent is for concession staff, how much of the labor cost is for concession staff?

Name a pair of fractions th st use the least common detonator and are equivalent to 9/10 and 5/6?

1. a crew took 24 days to complete 40% of a job; how much additional ti me to complete the job? 34,35,36 or 38 days? 2. a gas tank is 3.6 full. it takes 90 gallons to fill the tank.

When a basketball hits a hard, level surface, it bounces off at the same angle at which it hits. Use the figure to find the angle at which the ball hit the floor.

When 1580 is divided into 13 equal parts, the remainder is 7. What is a correct way to write the quotient?

64 as a power of 2?