cctsmera
cctsmera
20-05-2015
Mathematics
Answered
what is the answer to 2x^2 - 3x - 15 = 5
Answer :
hunaifirst
hunaifirst
21-05-2015
2x²-3x-15=5
2x²-3x-15-5=0
2x²-3x-20=0
½(2x+5)(2x-8)
-2x=-5
x=-5/2
2x-8=0
2x=8
x=4
---------------------------
Answer Link
VIEW ALL ANSWERS ( 78+ )
Other Questions
What does the President’s Cabinet do?
The concentration of a solution can be expressed in (I ) milliliters per minute (2) parts per million (3) grams per Kelvin (4) joules per gram
A machine with a mechanical advantage of 10 is used to produce an output force of 250 newtons. What input force is applied to this machine
A staple is made from 40mm of wire. How many staples can be made from 10meters of wire?
When do we celebrate Independence Day?
Given the balanced equation representing a reaction: O2 --> O + O What occurs during this reaction? (1) Energy is absorbed as bonds are brok
Who makes federal laws?
What is the name of the Vice President of the United States now?
What is the name of the Vice President of the United States now?
What are two Cabinet-level positions?
