Simplifying algebraic expression

How do I simplify 7p - 1 - 9p + 5

What number is halfway between 12 and 34

Show your work 20.5=15.5 + (-3.6x) + 1.8x A. - 20 B. - 2.7 C. 6.6 D. 20

A freshman drops his net to a depth of - 8 feet below the surface of the water. How far does he need to raise the net to bring it back tonthe ground

On her way to visit her parents, jennifer drives 265 miles in 5 hours. What is her average rate of speed in miles per hour

In a college of 1250 students, 350 students owned their own car. What fraction of the students owned their own car?

A carton can hold 1000 unit cubes that measure 1" x 1" x 1" what are the dimensions of the carton using unit cubes

Drag the correct symbol into the box to compare the expressions. 8+7-22 3² + 2 ≠ =

ling gave some of her blankets to charity, decreasing her total number of blankets by 9. After she gave her blankets away she had 11 left

If a certain cannon is fired from a height of 9.8 meters above the ground, at a certain angle, the height of the cannonball above the ground, h, in meters, at time, t, in seconds, is found by the function h (t) = - 4.9t² + 30.5t + 9.8.

What are the first ten perfect squares and perfect cubes