Solve the inequality, then graph the solution.-5 - 3t + 11 ? -4t + 13
A. t < -3
B. t ? 7
C. t ? 7
D. t > -3
Answer: C
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Provide an appropriate response. Which of the following lines are perpendicular? (a) line through points (1, -2) and (7,6) (b) line with x-intercept -4 and y-intercept 3 (c) line 3x + 4y = 12
A. (b) and (c) B. (a) and (b) C. (a) and (c) D. none perpendicular
Solve.To estimate the number of people in Springfield, population 10,000, who have a swimming pool in their backyard, 250 people were interviewed. Of those polled, 122 had a swimming pool. How many people in the city might one expect to have a swimming pool? (Round to the nearest whole number, if necessary.)
A. 20,492 people B. 4880 people C. 3 people D. 488 people
Determine the equation of the line described. Put answer in the slope-intercept form, if possible.Through (-6, 4), parallel to -8x - 7y = 34
A. y = - x -
B. y = - x -
C. y = x +
D. y = - x -
Find the products AB and BA to determine whether B is the multiplicative inverse of A.A = ,B =
A. B = A-1 B. B ? A-1