Solution to 21x+7y=42

Consider this expression: -5x + 3 - 2x - 4 Use the algebra tiles to combine like terms. 3 - 4 = - 1 -5x - 2x = x

Guys since someone want to delete my question what is 14a+18 I dont know if its 32a or not

Simplify: a. - 2 (4ab^3) ^2 b. 6a^-5 * 2a^4

If the angles 51 degrees, 88 degrees, and 41 degrees formed a tirangle what type of angle would it be

Which choice below is a boxplot for the following distribution? 58, 50, 48, 46, 44, 42, 40, 38, 36, 34, 32, 30, 28, 26, 24, 22, 14 A. Boxplot A B. Boxplot B C. Boxplot C D. Boxplot D E. Boxplot E

What is the product of - 5x^3 + 2x - 4 and 2x^3 - 4x^2 + 6? Show your work and explain your answer. If you do not explain the steps of your work, you will not receive credit. Leave your answer in standard form.

Whats the output of x + 6 of 0

The submarine is at 1,145.2 feet below sea level. Between which 2 integers is this elevation?

What are two values for x?|x|=5

What is the value of x in the equation 1/2x-3/4=3/8-5/8x?