SOLUTION: −20 = −4x − 6x Can someone please explaain in detail how to solve this it would be so helpfut thank you
Algebra.Com
Question 389619: −20 = −4x − 6x Can someone please explaain in detail how to solve this it would be so helpfut thank you
Found 2 solutions by ankor@dixie-net.com, josmiceli:
Answer by ankor@dixie-net.com(22740) (Show Source): You can put this solution on YOUR website!
−20 = −4x − 6x
multiply by -1, get rid of all those negatives
20 = 4x + 6x
Add like terms
20 = 10x
divide both sides by 10
2 = x
:
:
Check in original equation
−20 = −4(2) − 6(2)
-20 = - 8 - 12
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
As long as you do the same thing to both sides
of the equation, it's OK
First multiply both sides by
Now you simply have to know that
(-)x(-) = (+)
is a common factor in and
so, you can express the right sides as
Now the equation becomes
Divide both sides by
RELATED QUESTIONS
How do I solve this inequality and put it in interval notation? If you can provide step... (answered by KMST)
The graph of the function L(x) = log5(x − 1) − 2 can be obtained from the... (answered by josgarithmetic)
Can someone please explain and demonstrate how to solve the equation. I’ve been... (answered by solver91311)
I MANAGED TO SOLVE THIS MYSELF, THANK YOU
-------------------------------
Hi there, (answered by jihyeon)
(4x^4 − 4x^2 − 3) ÷ (2x^2 − 3)can u show me how to do... (answered by Fombitz)
−8a2 + 5ab − 12b2 − 6(2a2 − 4ab − 10b2)
I believe this... (answered by QH)
Please help with this question. I understand how to do polynomial long division but I am... (answered by stanbon)
Please help me solve the following: factor the polynomial...x^2 − 2x − 6
(answered by stanbon)
−2log(x2)+ 2 log (x2 +6)−3log (5−x) please help me solve this with an... (answered by lwsshak3)