write an equation to solve each part of the two-step problem ken has 45 stamps. He uses 20 stamps. Then he buys 7 more stamps. How many stamps does he have now?

Alice had 1/5 asmany carsasSylvester has. Sylvester has 35 cars. Hiw many cars dies Alice have?

Solve the inequality - b-2>8

Select all that are like terms to 5a5b4

What number is in the ten thousand place 10000

The length of a rectangle is 5 inches more than its width, x. The area of a rectangle can be represented by the equation x2 + 5x = 300. What are the measures of the width and the length?

How many times does 6x go into 19y

If 35% of a number is 17.5, what is 90% of the number?

Which of the following is NOT one of the three major credit bureaus?

Shirley Benson works for Levityskool assembling toys. She is paid $2.20 for each item she assembles. How much does she earn for a week in which she assembles 278 toys?

A study of diet and weight gain deliberately overfed 16 volunteers for eight weeks. the mean increase in fat was x = 2.81 kilograms and the standard deviation was s = 1.32 kilograms. what are x and s in pounds? (a kilogram is 2.2 pounds.)