Which is the equation of the line?

a.
4x – y = –2

b.
x – 4y = –8

c.
4x + y = 2

d.
x + 4y = –8

He mass of a single atom of carbon can be found by dividing the atomic mass (12.01 g) by 6.022 x 10^23. which is the mass of a single carbon atom, correctly written in scientific notation with the correct number of significant figures?

Which of the following is the best first step in solving the equation below? 4+2㏒³x=17

The difference of two numbers is 40. find the numbers if 0.3 parts of one number is equal to 37.5% of the other one.