Answer:
15x-2+7x+4=90°[being complementary angle]
22x+2=90°
22x=90°-2
22x=88
x=88/22
x=4
9514 1404 393
Answer:
(x, y) = (3, 0)
Step-by-step explanation:
The solution space is above the line y = -x+2 in the right half-plane where x > 0. One possible solution is (x, y) = (3, 0).
Answer:
B
Step-by-step explanation:
False
Answer:
2100
Step-by-step explanation:
71 ->70
28 ->30
70 * 30 = 2100
It can be 9/2 or it can be 4½