13.2k views
5 votes
X+3X+7 when x equals 9

2 Answers

1 vote

Answer:

43

Explanation:

(9)+3(9)+7

9+27+7=43

User Homen
by
5.1k points
5 votes

Answer:

43

Explanation:

Put x = 9 to the expression x + 3x + 7 = 4x + 7

4(9) + 7 = 36 + 7 = 43

User DawnYu
by
5.5k points