Justine tried to evaluate an expression. Here is her work: 10–4+2(4)2
=
10–4+82 Step 1
=
10–4+64 Step 2
=
6+64 Step 3
=
70 Step 4
Is Justine's work correct?

explain her mistake

b. x- 48 =120

step-by-step explanation:

"a" determine whether sage found the correct quotient. show your work

step-by-step explanation:

step-by-step explanation:

because 1/3 is a fraction. we can tell because there is a divisor symbol between the 1 and the 3. if we were to add 2 fractions together, we would add the numerators, which is the number on top, but not the denominators, which is the number on the bottom

1/3+1/3=2/3

hope this !