7x + 2y = 4
y=x+1
Solve the system of equations.
(1/3,4/3)
(2/9, 11/9)
no solution

Reduce fractions expressing probability to lowest terms. in 3,000 repetitions of an experiment, a random event occurred in 500 cases. the expected probability of this event is?

Collin did the work to see if 10 is a solution to the equation r/4=2.4

Ntriangle abc, m∠a = 35° and m∠b = 40°, and a=9. which equation should you solve to find b?