4x - 3 = 2x + 5
4x - 2x = 5 + 3
2x = 8
x = 8/2
x = 4
To check:
4(4) - 3 = 13
2(4) + 5 = 13
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4x3+10x2+2x+5= (2x+5)(2x2+1)
If your question was 2X + 5 =10. X equals what? Then X=2.5
2x-11
-3x + (-18) = 2x + 7 +18 +18 -3x = 2x +25 -2x -2x -5x = 25 ----- ----- -5 -5 x=-5 *------- equals a division line
x equals 4