What is the solution to this system of equations?

t + w = 15

2t = 40 - 2w

a. The system has no solution.

b. The system has infinite solutions.

c. The system has a single solution: t = 5, w = 10.

d. The system has a single solution: t = 10, w = 5.

e. The system has a single solution: t = 7.5, w = 7.5.

Question

Mathematics

Finn Buckley

17 July, 12:24

What is the solution to this system of equations?

t + w = 15

2t = 40 - 2w

a. The system has no solution.

b. The system has infinite solutions.

c. The system has a single solution: t = 5, w = 10.

d. The system has a single solution: t = 10, w = 5.

e. The system has a single solution: t = 7.5, w = 7.5.

+2

Answers (1)

Know the Answer?

Carlee Larsen · Answer 1

2t = 40 - 2w

t = 40/2 (-2/2) w

t = 20 - w - - rearrange

t = - w + 20

t + w = 15

t = - w + 15

same slope, different y intercepts ... parallel lines, no solutions

What is the solution to this system of equations?t + w = 152t = 40 - 2wa. The system has no solution.b. The system has infinite solutions.c. The system has a single solution: t = 5, w = 10.d. The system has a single solution: t = 10, w = 5.e. The system has a single solution: t = 7.5, w = 7.5.