Answer:
The area of the triangle is of 21 units of area.
Step-by-step explanation:
The area of a triangle with three vertices
is given by the determinant of the following matrix:

In this question:
Vertices (3,0) (9,0) (7,6). So




The area of the triangle is of 21 units of area.
Well all the factors of 32 are 1 and 32, 2 and 16, 4 and 8.
Answer:
8a-5a=3a
Step-by-step explanation:
8-5=3, basically simple subtraction, just bring the variable to the other side.