A system of equations is shown below. Find the solution by using substitution.
1 answer:
Answer:
a) 
Step-by-step explanation:
5x - 4 = −2x + 3
-5x - 5x
____________
−4 = −7x + 3
- 3 - 3
_________
−7 = −7x
__ ___
−7 −7
1 = x [Plug this back into both equations above to get the y-coordinate of 1]; 1 = y
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Step-by-step explanatio
Y= 3x + 7
y= 3x + 5
y= 3x + 6
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