Answer: 7 Step-by-step explanation: Dx=49 ,Dy= -63 ,D=7 By cramers rule, x=Dx/D =49/7 =7 Therefore x is 7. Reply
Answer:
7
Step-by-step explanation:
Dx=49 ,Dy= -63 ,D=7
By cramers rule,
x=Dx/D
=49/7
=7
Therefore x is 7.