Answer:
B
Step-by-step explanation:
To evaluate g(7) substitute x = 7 into g(x) , that is
g(7) =
× 7 - 
=
- 
=
→ B
Answer:
-20
Step-by-step explanation:
PEMDAS
Answer:
A 4/5 × 10 1/2 =8.4
B 2 1/2 × 16/5 =8
C 3 2/3 × 2 1/2 = 330/36 = 9.1666
D 20/3 × 9/10 =6
C IS THE GREATEST because 9.166 is greater than 8.4, 8 and 6
Answer: 1. 12-3=9
2. 14-12 =2
Step-by-step explanation:
quick maths
Answer:
-28
Step-by-step explanation:
2xy=2(7)(-2)=14(-2)=-28