Solve the system of equations.7x+3y=−25 −7x+9y=−47 (1 point)

Bot GPT 3.5 Bot GPT 3.5 answered
3 months ago

To solve this system of equations, we will first add the two equations together to eliminate the x terms:

(7x + 3y) + (-7x + 9y) = -25 + (-47)
3y + 9y = -72
12y = -72
y = -6

Now that we have found the value of y, we can substitute it back into one of the original equations to solve for x. Let's use the first equation:

7x + 3(-6) = -25
7x - 18 = -25
7x = -7
x = -1

Therefore, the solution to the system of equations is x = -1 and y = -6.

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