70+ 5x < 30+15x
I know that x =5
But can someone help me with a real world problem ?
ANSWERS
2015-11-07 19:35:20
remember, you can do anything to an equation as long as you do it to both sides
but, for inequalities, if you multiply or divide both sides by a negative, you flip the sign
70+5x<30+15x
minus 5x both sides
70<30+10x
minus 30 both sides
40<10x
divide both sides by 10
4
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