Solving systems by substitution:

-3x + 2y = 24

x + y = - 3

Find QS if QR=7, RS=31+2x, and QS=x+26

What is the sum of the measures of the interior angles of a 7-sided polygon?

What might a model for 3 Times 3/5 look like? How many fifths would be shaded in all?

What is 5 1/3 times 3/8

Jerry kitten grew 3cm between the age 4and 5 months. The kitten grew 2cm between the ages of 5 and 6 months. At 6 months the kitten is 19cm tall was jerry kitten at the age 4months

Alison, the owner of a regional chain of pizza stores, is trying to decide whether to add calzones to the menu. She conducts a survey of 700 people in the region and asks whether they would order calzones if they were on the menu.

What is the value of Y in 0.3y = - 2

Which expression shows a way to find 50% of 632

4525 round to the nearest tenth place

A survey shower that 82% of adults need correction for their eyesight. If 18 adults are randomly selected, find the probability that no more than 1 of them need correction for their eyesight.