Answer:
1. O
2. X
3. O
4.X
5. O
Step-by-step explanation:
1. x+ 4 = 7
x = 7-4
x= 3
2. -3a= -12
a= -12/-3
a= -4
3. 2c+5 = -1
2c=-1-5
2c= -6
c = -6/2
c= -3
4. x + 4 < 10
x + 4 - 4 < 10 - 4
x < 6
5. 3c - 5 ≤ 1
3c - 5 + 5 ≤ 1 +5
3c ≤ 6
3c/3 ≤ 6/3
c ≤ 2
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Answers & Comments
Answer:
1. O
2. X
3. O
4.X
5. O
Step-by-step explanation:
1. x+ 4 = 7
x = 7-4
x= 3
2. -3a= -12
a= -12/-3
a= -4
3. 2c+5 = -1
2c=-1-5
2c= -6
c = -6/2
c= -3
4. x + 4 < 10
x + 4 - 4 < 10 - 4
x < 6
5. 3c - 5 ≤ 1
3c - 5 + 5 ≤ 1 +5
3c ≤ 6
3c/3 ≤ 6/3
c ≤ 2