It's quite difficult, almost impossible to write all steps to solve a 3x3 matrix.
However, I will give you te answer that is determinant (Matrix)=54
Answer:
50%
Step-by-step explanation:
He sold it for Rs 15 each. What is his profit percent? CP of 1 pen = 120/12= 10 SP of 1 pen = 15 Profit = 5 P % = (p/CP)*100=(5/10) x 100 = 50%.
Answer:
answer is a
Step-by-step explanation:
look at picture
Answer:
Terms=7a,3 Variables=a Coi=7 Constants=3
Step-by-step explanation:
Terms are the things you use in the equation.
Terms=7a, 3
Variables are the letters next to numbers
Variables= a
Coificents are numbers next to the variable.
Coi=7
Constants are numbers by themselves
Constants=3