Prove that the sum of two rational numbers is a rational number.

Mrs hunt had 10 pencils together she and ms lyerly had 80 pencils. How many times as many pencils did ms lyerly have than ms hunt

Simplify (6/x+2) (x^2-4/x-2)

A 12' x 15' rectangular swimming pool has a 3 foot wide nonslip surface around it what is the outer perimeter of the no slip surface

A dress that costs x dollars is on sale for 25% off. Which expressions represent the sale price, in dollars, of the dress? Select all that apply.

You divide a number and get a reminder of 4. What 1 - digit number can be the divisor of the problem.

Which of these best describes the hypotenuse-angle theorem? Select one: a. If the hypotenuse and an acute angle of a right triangle are similar to the corresponding parts of another right triangle, then the triangles are similar b.

Solve for x. -ax + 4b > 9 A. x > the quantity 4 times b minus 9 all over a B. x < the quantity 9 minus 4 times b all over a C. x < the quantity negative 4 times b plus 9 all over negative a D. x > the quantity 4 times b plus 9 all over negative a

Lilly earned $248 for mowing 8 lawns. how much did she earn for mowing 1 lawn.

How do I solve for x in A=Bxt+c

Are irrational numbers always/sometimes/never rational number?