Question

Calcule:
a) 4x-3=x+8=11

b) 6(x-2)=+12

c) x\5-5=5

Answer 1

a) 4x-3=x+8 + 11 ==> 4x - x = 19+3 ==> 3x = 22 ==> x = 22/3

b) 6(x-2)=+12 ==> 6x - 12 = 12 ==> 6x = 12+12 ==. 6x = 24 ==> x = 4

c) x - 5 = 5 ==. x - 25 = 25 ==> x = 25+25 ==>x = 50
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