Sign In
Ask Question
Mathematics
Kendra Carlson
26 May, 03:26
Solve by Substitution:
3x - y = 4
y = 6 - 2x
+4
Answers (
1
)
Carleigh
26 May, 05:25
0
Substitute 6 - 2x for y in the first equation
3x - (6 - 2x) = 4
5x - 6 = 4
5x = 10
x = 2
Plug 5 for x in either equations (I'll use the second equation)
y = 6 - 2 * 2
y = 6 - 4
y = 2
(2,2) is the solution.
Comment
Complaint
Link
Know the Answer?
Answer
Not Sure About the Answer?
Get an answer to your question ✅
“Solve by Substitution: 3x - y = 4 y = 6 - 2x ...”
in 📙 Mathematics if there is no answer or all answers are wrong, use a search bar and try to find the answer among similar questions.
Search for Other Answers
You Might be Interested in
The system of equations {y=4x} {y-4=4 (x-1) what solution does it has.
Answers (1)
449/0.42 nearest tenth
Answers (1)
1. Paige was assigned some math problems for homework. She solved the first 32 of the problems before dinner. She finished the last 20% of the assignment after dinner. How many math problems was Paige assigned? A. 36 B. 38 C. 40 D. 160
Answers (2)
Castor brought 6 3/4 small carrot cakes to share with the 26 students in class did Castor bring enough for each student to have 1/4 of a cake? explain your thinking
Answers (1)
Solve the proportion P/6 = 24/36
Answers (2)
New Questions in Mathematics
How do I simplify 9/243
Answers (1)
How far does Gerry live from school
Answers (2)
Percent sales tax: 7% price before tax: $250 price with tax:
Answers (1)
Can you show the work to 156 divide by 11
Answers (1)
Which expression is equivalent to a + (c + 7) ? 7 a c a minus (c + 7) (c + 7) minus a (a + c) + 7
Answers (2)
Home
»
Mathematics
» Solve by Substitution: 3x - y = 4 y = 6 - 2x
Sign In
Sign Up
Forgot Password?