What is the value of z if x=4 and y=9

Dave is comparing the circumferences of several trees in his yard. The oak tree is 0.539 meters in circumference, the ash tree has a circumference of 0.509 yards, the elm tree is 6281.70 millimeters around, and the poplar has a circumference of 0.

Which is a solution - 2x-y=1 and - 4x-2y=-1

Round 6709 to the nearest thousand

What is five eighths of 84

Solve: 3x-3y=3 y=-5x-17

Sports stores sell skateboards for $112. last month the store sold 45 skateboards how much money did the store make from selling them?

Select steps that could be used to solve the equation 1 + 3x = - x + 4. add x, subtract 1, divide by 4 add x, subtract 4, divide by 4 subtract 3x, subtract 4, divide by 4 subtract 3x, subtract 4, divide by - 4 subtract 1, add x, divide by 4

Given: 60,807; 60,087; 60,708 and 60,078, the correct arrangement of these numbers from the least to the greatest value is?

In a large casino, the house wins on one of its games with a probability of 50.6%. All bets are 1 :1. If you win, you gain the amount you bet; if you lose, you lose the amount you bet.

Polygon with all four sides equal but none of the angles are right angles what is this shape