5b=5(2,-3)=(10,-15)
a=5b implies:
2m-3n=10
4n-m=-15
Multiplying the second equation by 2:
2m-3n=10
8n-2m=-30
Solving by elimination method:
5n=-20,n=-4
By substituting back n=-4 in equation 1:
2m-3(-4)=10
2m=10-12
2m=-2
m=-1
Therefore, (m,n)=(-1,-4)
Frequently asked questions (FAQs)
Math question: Factorize the expression 2x^2 - 5x - 3 using the distributive property.
+
What is the surface area of a rectangular prism with length 10 cm, width 5 cm, and height 6 cm?
+
What is the result of adding 87 and subtracting 43 from the product of 5 and 12?