Expand and simplify these expressions you must show working out:
a. 2x+3(x+5)=
b. 7u-3(2u-3)=

What is the slope of the line shown below?

Acarnival sold tickets for $1.50 for adults and $1.00 for students. there were 54 tickets sold for a total of $70.50. write a system of equations to represent the number of adult tickets,x, and the number of student tickets,y. find the solution and explain what it means. i'll you if you me

Write a similarity statement for the similar triangles. afgh ~ a