Provide an appropriate response.
Solve the system of equations using the addition method:x - 3y = 7
2x + 3y = 5
A.
(4, -1)
B.
(19, 4)
C.
(1, -2)
D.
Answer: A
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Solve the equation graphically, numerically, or symbolically. If appropriate, round the solution to hundredths. ?t + 5? = 0
A. -5, 5 B. 5 C. No solution D. -5
Solve.10,500 college students were asked to name their favorite sport. Of this group, 
said basketball, 
said soccer, 
said baseball, 
said they had no favorite sport, and the remainder said volleyball. How many named each sport? 
A. Basketball: 3,500 Soccer: 2,100 Baseball: 1,800 Volleyball: 2,575 None: 525 B. Basketball: 3,500 Soccer: 2,100 Baseball: 1,750 Volleyball: 2,635 None: 515 C. Basketball: 3,500 Soccer: 2,100 Baseball: 1,750 Volleyball: 2,625 None: 525 D. Basketball: 3,500 Soccer: 2,050 Baseball: 1,750 Volleyball: 2,675 None: 525
Find the equation of the axis of symmetry.f(x) = x2 + 10x - 7
A. x = -32 B. x = 5 C. x = 10 D. x = -5
Find f(x) at the indicated value of x.f(x) = -4x2 + 7x - 8, x = 4
A. -44 B. -48 C. 4 D. -54