1.

(a)4x-2x-20=x+10(b)3x-2x=20-x(c)3x-4x=-3x+10-5(d)4x-10=2x+50(e)3x-2x=-10x+50-40​

Answer»

ANSWER:

a- 2X -20 = x+ 10

2x -x = 10 +20

1x = 30

x = 30/1

x = 30

b,C,d,e,

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