D 140
(x+45)
(2y+20)
b
Aflați x şi y astfel încât dreptele a și b să fie paralele:
X
a
X =
y =

Each month, a shopkeeper spends 5x + 14 dollars on rent and electricity. if he spends 3x−5 dollars on rent, how much does he spend on electricity? for which value(s) of x is the amount the shopkeeper spends on electricity less than $100? explain how you found the value(s).

The first floor of marcus’ house is 1,440 square feet. he will cover 1,033 square feet with wood and the rest with tile. a box of tiles will cover 11 square feet. how many boxes of tile does marcus need to buy to cover the floor?

1yd 1 ft = 1 1/12 1 1/3 1 1/2 1 1/6