Which of the following is usually the first step in solving a system of nonlinear equations by substitution

All of the following expressions are equal except 4^2/4^5 4-^3 1/4^3 4^5/4^2

3.98 + 4.77 How do I solve this

When each of the following is divided by 8, only?_ has a remainder that is a prime number. A) 548 B) 569 C) 678 D) 778

Nick has some pens and some pencils. The number of pens he has is two less than the number of pencils. Three times the sum of the number of pencils and pens together is 18.

Simplify. (4mn3) (6mn)

The Garcia's bought a washing machine for $435 and a clothes dryer for $395 bath prices include tax to deliver these items the store charges $10 plus $2 per mile if the Garcia's live 15 miles from th store what is their total bill?

What is it? 9x+2 (x-1) + 7

Justin is going to pour milk into 4 glasses for his siblings. If he pours 2/5 pint of milk in each glass, how many pints of milk will he pour? how would I solve this question?

10 is 50% of what number?

Is your breathing rate normal? Actually, there is no standard breathing rate for humans. It can vary from as low as 4 breaths per minute to as high as 70 or 75 for a person engaged in strenuous exercise.