Mathematics, 03.11.2020 04:00, sun64

Fill in the blanks; If two amounts are , you can substitute one for the other.
To solve a system of equations, you can replace a with an equal value or expression.
To check a solution, you can the solutions into the equations and verify that both equations are true.
Substitution is the best method to use when one variable is already or when one variable can be easily .

Answers: 3

Show answers

Other questions on the subject: Mathematics

Mathematics, 22.06.2019 01:50, jetblackcap

Write the point-slope form of an equation of the line through the points (-2, -3) and (-7, 4).

Answers: 1

continue

Mathematics, 22.06.2019 02:30, hardwick744

You had $235 in your savings account nine weeks ago. you withdrew the same amount each week for 8 straight weeks. your balence was then $75. solve the equation 235 - 8m=75 to find how much money m you withdrew from your account each week. 2 points

Answers: 1

continue

Mathematics, 22.06.2019 03:00, deshundradenton59

Factor the gcf out of the polynomial 9x^6+6x^4+15x^3

Answers: 1

continue

Mathematics, 22.06.2019 05:00, wittlemarie

Hart manufacturing had six-month sales of $80 million, with $20 million of that amount from the internet. it set a goal to increase the percentage of total sales coming from the internet by 4 percent in the next six months. the results were total sales of $85 million. if the company meets its goal exactly, what will the dollar amount of internet sales be?

Answers: 1

continue

Do you know the correct answer?

Fill in the blanks; If two amounts are , you can substitute one for the other.
To solve a sys...