Question

Select all the equations where a=8 is a solution.

Choose 3 answers:



A
a+11=15


B
1=8÷a


C
15+a=23


D
42=7a

E
a-5=3

Answer 1

B,C, E

Explanation:

A

a+11=15

8+11 = 19

false

B

1=8÷a

1 = 8÷8

1=1 true

C

15+a=23

15+8 = 23

23 = 23

true

D

42=7a

42 = 7*8

42 = 56

false

E

a-5=3

8-5 = 3

3=3 true