Let n be the common factor of the two numbers. Then:
5n+7n=168
12n=168
n=14
The first number is 5*14, or 70
The second number is 7*14, or 98
☺☺☺☺
Answer:
option-C
Step-by-step explanation:
We are given row-echelon form
So, we can write equation from matrix as


Let's assume

now, we can find x and y




so, we get solutions as



where t can be any real numbers
Answer:
G
Step-by-step explanation:
Answer:
Complementary angle is 90 degree and supplementary angle is 180 degree