Find the exact value using trigonometric identities
840, 79
Well you add +2 and +7 to both sides, which will cancel out on the left side but will make
4x+3x=60, or 7x=60. you're going to get a weird number, like 8.5714...
(0,-9) could be a solution
Front yard
65+65+45+45=220
Back yard
45+45+35+35=160
220+160=380
380 feet
