Mathematics, 03.02.2021 18:40 nicoleyakuta

Simplify by combining like terms. 8x + 9 - 4x + 12 SOMEONE PLS HELPP, I NEED TO TAKE THIS TEST TO BRING UP MY GRADE PLS ANSWER FAST‼️‼️‼️

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Simplify by combining like terms. 8x + 9 - 4x + 12 SOMEONE PLS HELPP, I NEED TO TAKE THIS TEST TO B...