Show that (2, 1) is a solution of the system of equations. x + 3y = 5,
y=-x+3
Substitute (2, 1) into x + 3y = 5 to get 1 + 3(2) = 5v
Simplify the equation to get 7 = 5 is false v
Substitute (2, 1) into y=-x+ 3 to get
Simplify the equation to get

25 ! the line of best fit is h = 5a + 86. predict the height at age 16.

The graph of f(x) is obtained by reflecting the graph of f(x)=-3|x| over the x-axis. which equation describes f(x)? a) f(x)=3|x| b) f(x)=|x+3| c) f(x)=-3|x| d) f(x) = - |x+3|

Candice uses the function f(t)=t+100−−−−−−√ to model the number of students in her after-school program. the variable t represents days and f(t) represents the number of students. how many days does it take for there to be 15 students in her program? a. 225 days b. 125 days c. 325 days d. 115 days