Benny opened a bank account. he deposited $92.50 into his account every month for 10 months. he used $36.50 every month to pay for art lessons. after 10 months, he used 1 over 2 of the total money left in his account to go to a summer camp for artists. what is the total amount of money benny spent to go to the summer camp? $140.00 $280.00 $420.00 $440.00

How do you use the additive inverse to evaluate an expression that uses subtraction in a full sentence

John used linear combination to solve the system of equations shown. he did so by multiplying the first equation by -3 and the second equation by another number to eliminate the x-terms. what number did jonas multiply the second equation by? 4x-6y=23x+5y=11

Acompany manufactures three types of cabinets. it makes 110 cabinets each week. in the first week, the sum of the number of type-1 cabinets and twice the number of type-2 cabinets produced was 10 more than the number of type-3 cabinets produced. the next week, the number of type-1 cabinets produced was three times more than in the first week, no type-2 cabinets were produced, and the number of type-3 cabinets produced was the same as in the previous week.