4x+2x+18=5x+x+18

is the one solution, is the equation always true, or is it never true.

Also can you solve the equation pls
asked Oct 24, 2016 in Algebra 1 Answers by ems loser

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1 Answer

The equation can't be solved because it's an identity. 4x+2x is always equal to 5x+x because 4+2=5+1 always, no matter what x is. So there are an infinite number of solutions, because x can be any value you want. The constant 18 can be any value as long as it's the same on both side of the equals.

answered Oct 25, 2016 by Rod Top Rated User (416,580 points)

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