Mary22idn
Answered

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(2x²+2x-4)+(x²+3x+7)

Sagot :

Combine the like terms applying the rules on operation on integers.
Like terms are terms with the same literal coefficients.
Literal coefficient consists of variable/s and its exponent/s

2x² + x² + 2x + 3x -4 + 7
 = 3x² + 5x + 3

The answer is 3x² + 5x + 3