Step-by-step explanation:
i think it means that when negative tow crosses the equal sign, as in a calculation,it becomes positive
eg. -2 +z=0
z =2
HEYA!!!!!
In first equation multiply 3,
In second equation multiply 2...


On solving the equation,




Hope it helps you..
:)
The answer is a enlargement
A-$70 is the correct answer, even though im not sure.
Answer:
23, 29, 31, 37, 41, 43, 47, 53, 59, 61