1. find the value of a in the equation a+ 6 = 7. A. a = 1
B. a= 13
C. a = - 1
D. a = - 13
for 2-3. the sum of two words is 90. the larger number is two times the smaller
2. what is the smaller number?
A. 20
B. 30
C. 40
D. 50
3. what is the larger number?
A. 90
B. 80
C. 70
D. 60
for 4-5 . jake is 2 times older than Jerry. in 4 years , the sum of their age is 41 years.
4. what is the age of jake?
A. 32
B. 33
C. 34
D. 35
5. what is the age of jerry?
A. 9
B. 10
C. 11
D. 12
6. find the value of x in the in 2x – 5 > 7.
A. x > 6
B. x > - 6
C. x > 1
D. x > - 1
7. find the value of h in 2h = 18
A. h = 20
B. h = - 20
C. h = - 9
D. h = 9
8. solve for the value of k in the equation
A. k = 54
B. k = - 54
C. k = 15
D. k = - 15
9. the sum of two numbers is 70. the major number is six times the smaller. find the larger number?
A. 40
B. 50
C. 60
D. 70