15. Helen wanted to add some rosebushes and hostas to her garden. Her first purchase was 8 rosebushes
and 4 hostas for a total of $140. Helen realized she
had room for more plants so the next day she
bought 4 more rosebushes and 3 more hostas and
spent $80. How much did she spend on each
rosebush?

:24% of students in a class are girls. if there are less than 30 students in this class, how many students are there? how many girls are there?

What is the next step in the given proof? choose the most logical approach. a. statement: m 1 + m 2 + 2(m 3) = 180° reason: angle addition b. statement: m 1 + m 3 = m 2 + m 3 reason: transitive property of equality c. statement: m 1 = m 2 reason: subtraction property of equality d. statement: m 1 + m 2 = m 2 + m 3 reason: substitution property of equality e. statement: 2(m 1) = m 2 + m 3 reason: substitution property of equality

At a local museum, the total price for one adult and one child is $11. mrs. smith paid for herself and her three children. she spent $19. record the system of equations to be solved and then find the price of an adult and child ticket using either elimination or substitution.