Answer:
40
Step-by-step explanation:

.5(10 X 8)
.5 x 80
40 units^2
Answer:
9/20
Step-by-step explanation:
LCM of 5, 20, and 10 = 20
4/5
= 4/5 x 4/4
= ( 4 x 4 )/( 5 x 4 )
= 16/20
2/10
= ( 2/10 ) x ( 2/2 )
= ( 2 x 2 )/( 10 x 2 )
= 4/20
4/5 - 3/20 - 2/10
= 16/20 - 3/20 - 4/20
= ( 16 - 3 - 4 )/20
= ( 16 - 7 )/20
= 9/20
Hello!
Let's begin with question 1, 2a(x) · b(x) = ?
2(3x - 1) ·
· (6x - 2)
Question 2, a(x) + 2b(x) = ?
3x - 1 + 2(
)
Question 3,
= ?

Question 4, 2a(x) + b(x) = ?
2(3x - 1) +
6x - 2 + 
Question 5, a(x) - b(2x) = ?
3x - 1 - 