Find the value of Dx for the equation 4x + 3y = 19 and 4x −
3y = −11
A) 24 B) 0 C) −24 D) 108
Answers
Answered by
27
Answer:
The answer is a)24
Step-by-step explanation:
4x+3y=19
4x-3y=-11
|19 3 |
|-11 3 | = 19×3-(-11)×3=57-33=24
Hope this answer will help you ☺️
Answered by
3
Answer:
C) -24
Step-by-step explanation:
| 19 3 |
|-11 -3 | = ( 19x-3 ) - ( -11X3 )=
-57 - ( -33 ) = -57 + 33 = -24
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