Use rounding or compatible number to estimate the difference 287 - 162

What is the value of d? 9d = - 5.4 d =

Two step equation 6=a/4+2

2. Name three specialized cells in animals.

Simplify (-2n - 7n4 + 7n3) - (-2n4 - 6n3 + 6n)

Use substitution to solve y=-2x+1 y=x-5

A what is formed by two number lines that intersect at a right angle?

In a group of 60 students, 21 take math, 20 take psychologies, and 8 take both math and psychology. If one student is selected at random, find the probability that student takes math or psychology.

Neil Armstrong make the first step on the moon at 10:56:20 pm Eastern Standard Time explain what time 10:56:20 PM means

How many iPods shuffles will fit into the packing box

Convert the percent to a decimal, and then divide. 7% : 4