rjxcxuvx59 rjxcxuvx59
  • 11-02-2021
  • Mathematics
contestada

solving systems of equations by subsitution

Respuesta :

TheRealMarinette
TheRealMarinette TheRealMarinette
  • 11-02-2021

Step 1: Solve one of the equations for one of the variables. Let's solve the first equation for y: ...

Step 2: Substitute that equation into the other equation, and solve for x. ...

Step 3: Substitute x = 4 x = 4 x=4 into one of the original equations, and solve for y.

Answer Link

Otras preguntas

gypsum is insoluble in water. you are asked to purify a sample of gypsum that is contaminated with a soluble salt.
if 6 pounds of apples cost $9, how much would 21 apples cost?​
Mark, Jordan and Alex was playing basketball. Mark scored 22 points. Alex scored 16 points. Jordan scored 3 times as much as Mark and Alex. How many points did
7:46 PM Thu Oct 15 < Keith Joseph's levels 3€ Diagnostic Arena Ma You spin the spinner twice. 1 3 2 What is the probability of landing on a 4 and then landin
Which isotope has the greatest number of protons?
Please help ASAP!!!!
Which optional features are available when creating a new appointment? Check all that apply. location agenda reminder categorize Quick Print
23. A gofer's scores for the last five weeks are -3 +5 -1 -2 and +4. What is the sum of his scores
The price of a car decreases by 35% to £13000. What was the car worth before the decrease? Help
What is very fast music called? A. tempo B. lento C. moderato D. allegro