exam
Maths Puzzle
Numerical Ability
Solve the system by any method
{x=9/2+5
2x-9y=10
Read Solution (Total 1)
2(9/2+5)-9y=10
9+10-9y=10
y=1
10 years ago
Helpfull: Yes(0) No(0)
exam Other Question
I have tried to figure this one out can you help? #82. Venture capital. Henry invested $12,000 in a new restaurant. When the restaurant was sold 2 years later, he received $27,000.
Solve by the substitution method
3d+e over 4 = d+1 over 2
d-e over 4 = 1
If anyone can answer this problem I would greatly appreciate it. Please and Thank You