Ok so you can use PEMDAS
P Parenthesis You dont need Now
E Exponent You dont need Now
FIRST STEP
M Mutiplication Multiply 13 times 4 = 52
SECOND STEP
D Division Divide 65 divided by 13 = 5
A Addition Not needed Now
THIRD STEP/ ANSWER
S Subtraction Subtract both answers 52-5=47 Thats your answer for #8
FIRST STEP 4 times 6 =24
SECOND STEP 65 divided by 13 =5
THIRD STEP 9+24=33
LAST STEP 33-5=28 The answer for #9