1 Lindsay has finished 14 of the 20 lessons in her violin book. Phillip has finished the same percent of lessons from his violin
book. His book contains 30 lessons. How many lessons has
Phillip finished? (RP.3)

John used linear combination to solve the system of equations shown. he did so by multiplying the first equation by -3 and the second equation by another number to eliminate the x-terms. what number did jonas multiply the second equation by? 4x-6y=23x+5y=11

Simplify 24÷(-2)(3)+7 a. -29 b. 3 c. 11

Solve: 25 points find the fifth term of an increasing geometric progression if the first term is equal to 7−3 √5 and each term (starting with the second) is equal to the difference of the term following it and the term preceding it.