1- a
2- d
3- abd
4- d
5- a
sorry if wrong
Answer: 125 squared ft
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<em>Area of the big rectangle </em>⬜️<em>, 15ft x 10ft = 150 square ft</em>
<em>Area of the small square(which is spaced), 5ft x 5ft = 25 squared ft</em>
<em>Area of the give figure, 150squared ft- 25squared ft = 125 squared ft</em>
If we use the formula, which is

, Then it would give us y = 4x - 10! Hope this helped!