Answer:
x = 
Step-by-step explanation:
Let the number be x
x + 2x² = 10
Factorize x + 2x²
x(1 + 2x) = 10
Divide both sides by (1 + 2x)
x = 
Answer:
213$
Step-by-step explanation:
24$ on headphones
189$ left
so you add the use and what is left an u get 213$ do not forget to write $ when u are finished :)
Answer:
Step-by-step explanation:
divide by 0.15, and this is x+3000
Solve the rational equation by combining expressions and isolating the variable m.
m = -10
Abigail and Spencer are correct, Lauren is incorrect.