Subtract. (8y + y2 + 7y + 9) - (y2 + 3)​

1 answer
Question:

Subtract. (8y + y2 + 7y + 9) - (y2 + 3)​

Answers

Answer:[tex] \boxed{ \bold{ \huge{ \boxed{ \sf{15y + 6}}}}}[/tex]Step-by-step explanation:[tex] \sf{(8y + {y}^{2} + 7y + 9) - ( {y}^{2} + 3)}[/tex]When there is a ( - ) in front of an expression in parentheses, change the sign of each term[tex] \dashrightarrow \sf{8y + {y}^{2} + 7y + 9 - {y}^{2} - 3}[/tex]Since two opposites add up to zero, remove them from the expression[tex] \dashrightarrow{ \sf{8y + 7y + 9 - 3}}[/tex]Add the like terms : 8y and 7y[tex] \dashrightarrow{ \sf{15y + 9 - 3}}[/tex]The negative and positive integers are always subtracted but posses the sign of the bigger integer[tex] \longrightarrow{ \sf{15y + 6}}[/tex]Hope I helped!Best regards! :D

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