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31 votes
31 votes
9b (b+3) -6 when b=2

12y +4 when y= 6


6r -3 when r=10


please help out w those 3 questions ​

User Christian Ziebarth
by
2.4k points

2 Answers

13 votes
13 votes

Answer:

84, 76 , 57

Explanation:

substitute b = 2 into the expression

9(2)(2 + 3) - 6 = 18(5) - 6 = 90 - 6 = 84

substitute y = 6 into the expression

12(6) + 4 = 72 + 4 = 76

substitute r = 10 into the expression

6(10) - 3 = 60 - 3 = 57

25 votes
25 votes

Answer: 84, 76, 57

Explanation:

1. 9b (b+3) -6 b=2

9(2) (2+3) -6

18 (2+3) -6

18 (5) -6

90 -6

84

2. 12y + 4 y=6

12(6) + 4

72 + 4

76

3. 6r - 3 r=10

6(10) - 3

60 - 3

57

User KoJoVe
by
3.0k points