Asked by babe

what is the solution if the following system of equations?

y = 2x + 10
3y = -4x

a)(5,1)
b)(4,-3)
c)(1,5)
d)(-3,4)

Answered by jen
D is correct. I had trouble solving this, so I just plugged the choices into the equation and D is the only one that works.
Answered by PsyDAG
Substitute 2x + 10 for y in the second equation and solve for x. Put that value in the first equation to find y. Check by putting both values in the second equation.
Answered by PsyDAG
Sorry for spelling.
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