Ineed the answers if you know them you’ll get 80 points

for the first one youll have to put the even numbers from 70-81. for the second one u could use clue C because it gives us the most information about our number like the other person :)

~batmans wife dun dun dun...aka ~serenitybella

option (b) is correct

step-by-step explanation:

to find the solution of this system, we need to convert it into reduced row-echelon form. we have,

after applying row operations r2 -> r2/2 and r3 -> r3/3, we get,

for this case we must apply distributive property to the following expression:

the distributive property states that:

then, when applying the property we have to multiply the -2 for each term within the parenthesis: