Mellanie143id
Answered

what is the value of x when 2x + 3 = 3x - 4?

Sagot :

Laomanahanid
2x+3=3x-4
3x-2x=4+3
x=7
2x+3=3x-4 ⇨transpose
2x-3x=-4-3 ⇨then add
-x=-7 ⇨ divide both side by -1
x=7 ⇨ so the value of x is 7

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