which terms in the expression are like terms?
1/2a+(-3a)-3b-0.7a
choose all answers that are correct.
a. 1/2a
b. -3a
c. 3b
d. -0.7a


Suppose the first five terms of a sequence are 4, 5, 9, 27, 123. how could the next term in the sequence be generated?

The figure below shows rectangle abcd and the triangle eca on a coordinate plane. which of the following expressions represents the perimeter of triangle of triangle eca in units

Jane moves from a house with 71 square feet of closet space to an apartment with 45.44 square feet of closet space. what is the percentage decrease of jane’s closet space?