kenzied1 kenzied1
  • 23-02-2018
  • Mathematics
contestada

#22. As you can see I tried to work it out, but to no avail.

22 As you can see I tried to work it out but to no avail class=

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Vimal1
Vimal1 Vimal1
  • 23-02-2018
if you make x the subject for the first equation
x + 2 = -2y
x = -2y - 2

Use that equation to substitute for x in equation 2

so the answer will be A
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