Combine like terms:

6x + 5a + 2x + a

My answer was 7x, 5a but that was wrong

5x-11=34 What is x Show ur work

Deana's Deli has a mean delivery time of 23 minutes with a standard deviation of 2 minutes. Determine the z-score for the number of sandwiches delivered in less than 24 minutes.

Beth needs 5 1/4 quarts of paint to paint some walls. if paint cost $13.99 for one quart how much will it cost her

14 3/5 in simplest form

If f (x) = x^4 - 2 x^3 - 3 x^2 - ax + b is divided by x-1 and x--1 the remainders are 5 and 19 respectively find the value of a and b

Is seventeen hundredths greater or lesser or equal to 0.030

A school wants to build a rectangular playground that will have a diagonal length of 75 yards. How wide can the playground be if the length has to be 30 yards?

What is an algebraic expression?

The product of of 16 and g algebraic expression

What number is equal to 12 thousand 4 tens 7 ones?