4 years ago

What does x equal in this linear equation

2 answers:

7 0

First you want to cross multiply. 2x+5 * 18 = 36x+90 and x * 6 = 6x. so then you would have 6x = 36x+90. now you want to sinplify. subtract 36x from both sides and you get -30x = 90. divide by -30 to get x to stand alone. x = -3

maw [93]4 years ago

3 0

6x=18 (2x+5) x=6x+15. x-15=6x 5x=15 x=3

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