-2xy+30td
Step-by-step explanation:
2xy-6td-4(xy-9td)
2xy-6td-4xy+36td
2xy-4xy-6td+36td
-2xy+30td
112
160 divided by 10 equals 16
16 x 3 =48
160- 48= 112
That should be right.
Answer:
20 pine trees
Step-by-step explanation:
No of pine trees today = 63
No of pine trees there = 43
So no of pine trees planted today= 63-43= 20
Answer:24
Step-by-step explanation:Exponential functions are of the form f(x) = ab^x
Step-by-step explanation:
cos A = 16/20 = 4/5
tan A = 12/16 = 3/4
sin A = 12/20 = 3/5
