How do you solve the system #y=3x-11# and #7x+4y=-6#?
1 Answer
Jun 25, 2018
#x=2#
#y=-5#
Explanation:
Given -
#y=3x-11# ---------------(1)
#7x+4y=-6# -------------(2)
Substitute#y=3x-11# in equation (2)
#7x+4(3x-11)=-6#
#7x+12x-44=-6#
#19x=-6+44=38#
#x-38/19=2#
#x=2#
Substitute
#y=3(2)-11=6-11=-5#
#y=-5#
