If you need help with problems to use p. e.m. d.a. s (parentheses exponent multiply devide add and subtract) example:
(2x8+4)+12x2
(16x4) +12x2
64+12x2
64+24=
88

Carson has only $20 bills and $10 bill in her wallet. the total value of the bills is $50. she has 1 more $20 bill than $10 bills. how many each kind of bill does carson have? a. one $20 and two $10 bills b. two $20 bills and one $10 bill c. one $20 bills and three $10 bills d. two $20 bills and two $10 bills

Which property is illustrated by the following statement? if hxa rgi, then rgi hxa.

The price of a visit to the dentist is calculated according to the formula 50+100n50+100n where nn is the number of cavities the dentist finds. on your last visit to the dentist, 22 cavities were found. what was the cost of your visit?