Matthew is 7 years older then twice the age of his sister, if matthew is 13, how old is his sister

What is the opposite of the opposite of 3?

What is the order of the set A = (-1,20,3,17,5) A. 3 B. 5 C. - 1, 20, 3, 17, 5 D. - 1,3, 5, 17, 20

Triangle ABC has vertices at A (3, 8), B (11, 8), and C (9, 12). Triangle FGH has vertices at F (1, 3), G (9, 3), and H (7, 7). Which sequence of transformations shows that triangle ABC and triangle FGH are congruent? Select each correct answer.

You are planning to buy a fancy sports car. there are 7 choices of wheel covers, 4

We believe around 20% of students do. how many students should be sampled?

Graph this equation -6x+5y=-10

W increased by 15 what is the alegretic expression'

Evaluate the expression. 13!/9!

Simplify (-125/64) ^-2/3

a car insurance company paid 1758.90 to repair a car that has been rear ended. this was 75% towards the total cost of the repair. what was the total cost