Algebra for College Students Homework: Section 15.1 Homework Score: 0 of 1 pt 15

Question

Algebra for College Students Homework: Section 15.1 Homework Score: 0 of 1 pt 15.1.35 10 of 15 (4 complete) HW Score: 209 Solve the following system of equations by graphing 2 the system is inconsistent or the equations are dependent, say so 20x-4y = 40 5x = y+ 10 20%18:121 8:14 481216 20 Select the correct choice below and, if necessary fill in the answer box to complete your choice O A. The system has a single solution. The solütion set is (Type an ordered pair) equations are dependent. The solution set (Type an equation Type your answer in B. There are infinitely many solutions and the | is x.ymli). I standard form.) solution C. The system is incönsistent The solütion set is the empty set Click to select an lick CheckAnswe

Explanation / Answer

20x-4y=40

5x=y+10

from line 1

20x-4y=40

take 4 common

4(5x-y)=4(10)

5x-y=10

which is nothing but line 2

so these two lines are identical

there are infinitely many solutions and the equations are dependent

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