The area of a rectangular slab of concrete is square feet. if it is 2x feet wide, what is the length, in feet?

a. 2x – 1

b. 2x + 1

c. 2x – x

d. 2x + xthe area of a rectangular slab of concrete is square feet. if it is 2x feet wide, what is the length, in feet?

a. 2x – 1

b. 2x + 1

c. 2x – x

d. 2x + x

1

x = 1

step-by-step explanation:

0 ÷ x = 0

0 ÷ 1 = 0

all three statements are true

step-by-step explanation:

a shipping fee of 5% is charged online with every item purchased online

first let's just take each option and calculate them based on this, to see if the answers matched

keith buys a 40 dollar book

40 x 0.05 = 2

therefore there will be a two dollar fee on keith's book

40 + 2 =42

the first statement is true

a chair costs $80

80 x 0.05 = 4

80 + 4 = 84

the second statement is true

george buys a 20 dollar calculator

20 x 0.05 = 1

20 + 1 = 21

the third statements are true

all three statements are true