How do you solve the system # y = 2x + 1#, #y = 3x - 7#?
1 Answer
Nov 15, 2015
2x + 1 = 3x - 7
1=x-7
x=8
y= 17
Explanation:
There are two equations explaining the value of y.
y is 2x + 1
y is also 3x - 7
Therefore, those values must be equal.
2x + 1 = 3x - 7
Continue till you get x= 8
Then substitute for x in any of those 2 equations.
y = 17