Answer:
15 over c
Step-by-step explanation:

so.... since the number after .81 is 1, it doesn't really round up to .82, so is just that, 15.81.
Answer:
x = - 7
Step-by-step explanation:
Given that the terms are in AP , then
a₃ - a₂ = a₂ - a₁ , substitute values
3x + 4 - (2x - 1) = 2x - 1 - (2x + 1) ← distribute and simplify both sides
3x + 4 - 2x + 1 = 2x - 1 - 2x - 1
x + 5 = - 2 ( subtract 5 from both sides )
x = - 7
Answer:
The equation is in standard form
Step-by-step explanation:
Hope this helps