Answers

2014-07-03T08:15:11+08:00
1) 5x+10(14-x)= 95
=5x+140-10x=95
= 5x-10x=95-140
= -5x= -45
= x= 9

2) 2(-5+4x)= 6(x+4) - (4+2x)
= -10+8x= 6x+24-4-2x
= 8x-6x+2x= 24-4+10
= 4x= 30
x= 15/2 
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