Which ordered pair is a solution of the equation y=4x?

A (1,3)
B (-1,-4)
C (-4,-1)
D(1,-4)

Can Someone help me solve this pls ?

3 answers

Try substituting the answer choices for the unknowns in the equation.

A,
1 = 4 * 3 -- Nope
Like what how do you do that because the answers are like answers to graphing but were not graphing atleast that I know of so how do I solve it by subing the answers for the unknown like
A: 3 = 4*1? Nope
B: -4 = 4*(-1)? Yes
C: -1 = 4(-4)? Nope
D: -4 = 4*1? Nope
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