Book
Maths Puzzle
Algebra
Solve for X: 2x-7=5x+8
Read Solution (Total 2)
2x-7=5x+8
2x-5x=8+7
-3x=15
x=-5;
10 years ago
Helpfull: Yes(0) No(0)
3x=-15
so x is -5
10 years ago
Helpfull: Yes(0) No(0)
Book Other Question
What is the domain of f(x)=x^4-5x^3+x^2-x-2
simplify