13. 1,6
18. -15,12
19. -7, 1/2

then she turns around and grabs those 4329.73 and put them in an account getting 8% APR I assume, so is annual compounding, for 7 years.

add both amounts, and that's her investment for the 11 years.
Sum is addition, less than is subtraction, equals is is, division is of and multiplication is per
Answer:B 660.88
Step-by-step explanation:
First, 785.63-57=728.63
Then 728.63 - 125=603.63
Last add 603.63 to 125.00
To give 660.88
Answer:
90 degrees
Step-by-step explanation:
the answer is 90 degrees because when the triangle is a right triangle, the two smaller angles equal 90 degrees.