Question

If the point (a,3) lies on the graph of the equation 5x + y = 8, then a=

Answer 1

\(\large {
\begin{array}{llll}
(&a,&3)\\
&x&y
\end{array}\to
\begin{cases}
x=a\\
y=3
\end{cases}\qquad 5{\color{brown}{ x}} + {\color{blue}{ y}} = 8\implies 5{\color{brown}{ a}} + {\color{blue}{ 3}} = 8
}\)

solve for "a"

Answer 2

@Hauntedwoodsgal
Did you just give teh answers to a test/quiz/homework ?
In the future, please do not just give answers. Let the asker do some work to obtain their answers. Thanks kindly.

Answer 3

Also @TonyH122 Please do not just blurt out answers. Thanks kindly.

Answer 4

And yes I already deleted both comments.