Two lines, a and b, are represented by the following equations:

line a: 3x + 3y = 12
line b: x + y = 4

which statement is true about the solution to the set of equations?

it is (12, 4).
there are infinitely many solutions.
it is (4, 12).
there is no solution.

it would be infinalty many

Step-by-step explanation:

mean, 40.6

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.