Lucy earns 5(x+12) for mowing 5 lawns. What does x+12 represent? Fill in the blank: The (blank) per lawn. (*hint: the blank is one word lower cased). Please answer quick!

the answer is 13

step-by-step explanation:

5*5=25

12*12=144

25+144=169

169^2=13

see explanation

step-by-step explanation:

a

(6r + 7) + (13 + 7r) ( remove brackets and collect like terms )

= 6r + 7 + 13 + 7r

= 13r + 20

b

remove brackets and collect like terms

13 - r - 1 + r

= 12 - r

c

remove brackets and collect like terms

= - 8 - r + 2r - 4

= - 12 + r

d

remove brackets and collect like terms

= 7r - - - 6r

[-   - = - - = - ]

= r -

let's fu(!

step-by-step explanation: