4 years ago

Use subsitution to solve 6x + 4y = 14 y = 5

Mathematics

2 answers:

Vesnalui [34]4 years ago

7 0

Answer:

Step-by-step explanation:

1. 6x + 4(5) = 14

2. 6x + 20 = 14

3. move 20 over

4. 6x = 14 -20

5. 6x = -6

6. Divide

7. x = -1

zhannawk [14.2K]4 years ago

7 0

Answer:

x = -1

Step-by-step explanation:

replace y with 5

6x + 4*5 = 14

6x + 20 = 14

-20 -20 Subtract 20 from both sides of the equation

6x = -6 Divide by 6 on both sides of the equation

x = -1

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