6.You open a savings account with a $50.00 deposit. You make a deposit of $20.00 and two more of $35.00 each and 2 withdrawals of $10.00 each. Which of the following is an expression of the amount in your account after these transaction?
A. $50.00+$20.00- 2($35.00) +2 ($10.00) = $20.00
B. $20.00+2($35.00) -2 ($10.00) = $70.00
C. $50.00+$20.00+2($35.00) -2 ($10.00) = $120.00
D. $50.00+$20.00+2($35.00) +2 ($10.00) = $140.00
7.
Evaluate the following: −62
8.Evaluate the expression 2a+3b/(c−a)2a+3b/(c-a)when a = 3, b = 7 and c = 4.