Answer and Explanation
Your Answer is
Correct Answer is H
Explanation
Because the result is an addend, it can be converted into a difference value for the convenience of calculation, that is, to find 5x2+3-( -2x2-2x+8 ) value
Your Answer is
Correct Answer is H
Explanation
Because the result is an addend, it can be converted into a difference value for the convenience of calculation, that is, to find 5x2+3-( -2x2-2x+8 ) value