Solve the inequality: 2x + 7<21

What is the equation that I should ues in order to solve this problem? Justin has $7.50 more that Eva and Emma has $12 less than Justin. Together, they have a total of $63.00. How much money does each person have?

The perimeter of a rectangle is 34 feet. if the length is 2 more than 4 times the width, find the dimensions of this rectangle

How you round 348 to the nearest ten and to the nearest hundred explain

A wheel in this scale drawing is 4 cm wide. The ratio of the drawing is 1:14. How wide is the actual wheel in cm?

A standard letter-sized piece of paper has a length and width of 8.5 inches by 11 inches. a. Find the area of one piece of paper.

What is the difference between - 4x - 6 and 2x + 4? Show work.

Solve the quadratic equation by factoring. check your solutions in the original equation. (enter your answers as a comma-separated list.) 2x2 = 19x + 33

A culture started with 3000 bacteria. After 4 hours, it grew to 3,600 bacteria. Predict how many bacteria will be present after 10 hours. Round your answer to the nearest whole number.

Find the number of terms in this polynomial. 9p2 + 3p - 2

What is the simplified form of the ninth root of x times the ninth root of x times the ninth root of x times the ninth root of x