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11=3x-4
x/3=x-2
4+3x=19
8x=-10x+36
12+5x-8=12x-10

User NodeDad
by
5.1k points

2 Answers

7 votes
1: 11-4= 7 .... 7/3 = x

2: Multiply by 3 .... x=3x-6 .... subtract the 3x.... x= -2

3: 19-4= 15 .... 15/3 .... 5=x

4: 8+10 .... 18x=36 .... 36/18 .... x= 2

5: 5x-8=12x-22 .... 5x=12x-14 ... -7x= -14 ... x=2
User Flohei
by
4.9k points
8 votes

Answer:

x = 5

x = 3

x = 5

x = 2

x = 2

Explanation:

11 = 3(5) - 4

11 = 15 - 4

11 = 11

3/3 = 3 - 2

1 = 1

4 + 3(5) = 19

4 + 15 = 19

19 = 19

8(2) = -10(2) + 36

16 = -20 + 36

16 = 16

12 + 5(2) - 8 = 12(2) - 10

12 + 10 - 8 = 24 - 10

22 - 8 = 14

14 = 14

User Jwatt
by
4.7k points