2x^2 - 8x = -8
2x^2 - 8x +8 = 0, bring the -8 over to the other side
2 (x^2 - 4x + 4) = 0, simplify
2 (x - 2) (x - 2) = 0, factor out the equation
2 = 0, x - 2 =0, x - 2 =0 , set everything egual to zero and solve for x
x = 2
2=0 does not have an answer because it is invalid or it doesn't have a variable like the rest; 2 does not equal 0.
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8x = 2x + 15 6x = 15 x = 15/6 = 2.5
4
To solve the expression 8x^2 * 2x, you first multiply the coefficients (8 * 2 = 16). Then, you multiply the variables with the same base by adding their exponents (x^2 * x = x^(2+1) = x^3). Therefore, the simplified expression is 16x^3.
It can not be factored because its discriminant is less than zero
2x times 4x is 8x squared- then that times x is 8x to the power of three.Mathmatically represented as 8x^3