Identify the value of a if
y= ax+ 7x + 2
and the point (2, 12) is on the graph.

a=-2

So yep. ;)

Step-by-step explanation:

Alright, so, (2,12), 2 is the x and 12 is the y.

Stick them into the equation:

Then, solve:

a = -2

So yes, they're on the graph.

Hope this helped! :)

the equivalent expression are always the hardest ones but you look at the gcf also

step-by-step explanation:

part d

step-by-step explanation:

theresa talked her parents into getting sd cards for her phone and her brother’s phone. inserting an sd card into a phone gives it more storage. they both get 8-gigabyte sd cards. how many bits of storage come with each sd card? type your answer in both scientific and standard notation.