Question

-2
(2x-3 6y +3
a) 2 6
(-9x +2y = 11
b)
[2(1 - x) - 4(3y - 2) = 22
1-5x+7y=-7
+
c)
( 2(6x-4), 3(y - 1)
4
6
(3(2x - y)-(6x + 3y)=6
d)
90+7x
(-4x+3y=
2
(10x - 6y=-78-2x

Answer 1

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