Which expression can you simplify by combining like terms?

A 6d2+5cd-3dc+8

B 12c2-8d2c+3dc+4

C 7d2-3c2+6d-c

D 16c2+8cd+7c-8d

One third of a birds egg hatched. If 2 eggs hatched, how many eggs did the bird lay?

Determine the center and radius of the circle described by the equation. (x+1) ² + (y-5) ²=36

Rectangle has 20 centimeters and area has 16 cm2. What are the length and width of the rectangle

Jill had 4/5 meter of cloth. She cut it into 8 equal pieces. What is the length of each piece?

Chris finished eating his lunch in 11 mintues. His brother took 3 times as long. How many mintues did it take his brother to finish his lunch.

If x / 4=5, is x / 5 = 4 also true? why or why not?

Suppose that the relation G is defined as follows. G = (-1, - 4), (8,4), (-4,4) Domain = Range=

Which linear equation has a slope of 3 and a y-intercept of - 2?

Round 78482 to the nearest thousand

It takes about 14 person-hours of labor to break up a driveway and clear away the rubble. It tajes about 8 person-hours of labor to pour and smooth concrete for the new driveway.