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(8 + 4) x 5...
2x-3 = x+5 2x-x = 8 x = 8
3x - 8 = 7 so x = 5
5+x=x+5 is an example of the commutative property of addition.
No.The roots are the complex conjugate pair 5 ± 2.4495iwhere i is the imaginary square root of -1.