Tina pays a total of $20.51 for a house plant that costs $18.99 plus sales tax. She writes the equation $18.99 + t = $20.51 to represent t, the amount of sales tax she paid. How much tax did Tina pay?

A.$2.51
B.$2.60
C.$1.52
D.$39.50

Adam plans to choose a video game from the section of the store where everything is 75% off. he writes the expression d-0.75d to find the sale price of the game if the original price is d dollars. gena correctly writes another expression, 0.25d, that will also find the sale price of the game if the original price is d dollars. use the drop down menus to explain each part of adams and rena's expression

18 16 11 45 33 11 33 14 18 11 what is the mode for this data set

What would be the reasons for lines 3 and 4? a. addition property; subtraction property b. addition property; solve c. substitution property; subtraction property d. substitution property; prove