Simplify the expressions if it is possible. if the expression is already simplified write the word simplified.

1. - 5x-6+3x

2.4/7c

3.9p+18-4p+13

4.172-b

5.45n+16m-12+5n-2m

What is 2 (5) + 3 (4) + 5^2? (The ^ means the exponent)

If m = - 4 and n = 7, what is the value of m - n?

A company laid off one-sixth of its workforce because of falling sales. If the number of employees after the layoff is 690, how many employees were laid off?

Add 32x3y + 50x3y. A) 9x 4xy B) 9x 2xy C) These radicals cannot be added. D) 82x6y2

The audience in a theatre is made up of the following ratio: men:women:children 3:4:5. there are 348 people in the audience. calculate the number of men

A number multiplied by itself and then by itself again gives 1,000what is the number

A candy store sells 8-pound bags of mixed hazelnuts and cashews. If c pounds of cashews are in a bag, the price p of the bag can be found using the formula p = 2.59c + 1.72 (8-c). If one bag is priced at $18.

Using the equation Y = 2/3x - 5 describe how to create a system of linear equations with an infinite number of solutions.

Which of the following sets represents M∪N? {2, 5, 8} {4, 7} {3, 4, 6, 7, 9} {3, 6, 9}

37=-3+5 (x+6) how to solve