Answer:
x = 24
Step-by-step explanation:
3x - 2y = 18
y = 27
3x - 2(27) = 18
3x - 54 = 18
3x = 72
x = 24
Answer:
it is the second one, number zero does not have an opposite
Step-by-step explanation:
Answer:
3
Step-by-step explanation:
9÷3=3 so the answer is 3 and you can check by doing 3×3=9
19) B
20) D
21) A
22) B
23) C
24) C
