Sagot :
Answer:
1. 2x-4=18
2x=18+4
2x=22
2x/2=22/2
x=11
2. 2x-9
x=9/2
3. 3x-6=15
3x=15+6
3x=21
3x/3=21/3
x=7
4.3x+4
x=-4/-3
5. 5x+3=34
5x=34-3
5x=31
5x/5=31/5
x=6.2
6. 24-7=3x-11
17=3x-11
11+17=3x
28=3x
28/3=3x/3
x=9.33
Step-by-step explanation:
Answer:
1. 2x-4=18
2x=18+4
2x=22
2x/2=22/2
x=11
2. 2x-9
x=9/2
3. 3x-6=15
3x=15+6
3x=21
3x/3=21/3
x=7
4.3x+4
x=-4/-3
5. 5x+3=34
5x=34-3
5x=31
5x/5=31/5
x=6.2
6. 24-7=3x-11
17=3x-11
11+17=3x
28=3x
28/3=3x/3
x=9.33
Step-by-step explanation: