Help! macbook suddenly running slow

Recently every time i use my mac its runs so slow, I've restarted it so many times and always shut it down when not in use. Deleted a bunch of files (pictures, docs, etc.) that i don't use anymore but still continues to run slow. Someone help please.

Problem description:

macbook suddenly running slow

EtreCheck version: 2.2 (132)

Report generated 6/17/15, 8:52 PM

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Hardware Information: ℹ️

MacBook (13-inch, Mid 2010) (Technical Specifications)

MacBook - model: MacBook7,1

1 2.4 GHz Intel Core 2 Duo CPU: 2-core

2 GB RAM Upgradeable

BANK 0/DIMM0

1 GB DDR3 1067 MHz ok

BANK 1/DIMM0

1 GB DDR3 1067 MHz ok

Bluetooth: Old - Handoff/Airdrop2 not supported

Wireless: en1: 802.11 a/b/g/n

Battery: Health = Normal - Cycle count = 92 - SN = W0108TAZ8E1LA

Video Information: ℹ️

NVIDIA GeForce 320M - VRAM: 256 MB

Color LCD 1280 x 800

System Software: ℹ️

OS X 10.9.5 (13F34) - Time since boot: 0:15:38

Disk Information: ℹ️

Hitachi HTS545025B9SA02 disk0 : (250.06 GB)

EFI (disk0s1) <not mounted> : 210 MB

Macintosh HD (disk0s2) / : 249.20 GB (200.02 GB free)

Recovery HD (disk0s3) <not mounted> [Recovery]: 650 MB

OPTIARC DVD RW AD-5970H

USB Information: ℹ️

Apple Inc. Built-in iSight

Apple Inc. BRCM2070 Hub

Apple Inc. Bluetooth USB Host Controller

Apple Inc. Apple Internal Keyboard / Trackpad

Gatekeeper: ℹ️

Mac App Store and identified developers

Kernel Extensions: ℹ️

/Library/Application Support/MacKeeper/AntiVirus.app

[not loaded] com.zeobit.kext.AVKauth (2.3.1 - SDK 10.7) [Click for support]

[not loaded] com.zeobit.kext.Firewall (2.3.1 - SDK 10.7) [Click for support]

Launch Daemons: ℹ️

[loaded] com.adobe.fpsaud.plist [Click for support]

[loaded] com.microsoft.office.licensing.helper.plist [Click for support]

[running] com.zeobit.MacKeeper.AntiVirus.plist [Click for support]

User Launch Agents: ℹ️

[loaded] com.adobe.ARM.[...].plist [Click for support]

[failed] com.apple.CSConfigDotMacCert-[...]@me.com-SharedServices.Agent.plist [Click for details]

[failed] com.codecm.uploader.plist [Click for support]

[failed] com.facebook.videochat.[redacted].plist [Click for support]

[running] com.spotify.webhelper.plist [Click for support]

[failed] com.zeobit.MacKeeper.Helper.plist [Click for support]

User Login Items: ℹ️

Spotify Application (/Applications/Spotify.app)

Internet Plug-ins: ℹ️

Default Browser: Version: 537 - SDK 10.9

Flip4Mac WMV Plugin: Version: 2.4.0.11 [Click for support]

AdobePDFViewerNPAPI: Version: 11.0.10 - SDK 10.6 [Click for support]

FlashPlayer-10.6: Version: 16.0.0.305 - SDK 10.6 [Click for support]

Silverlight: Version: 5.1.10411.0 - SDK 10.6 [Click for support]

Flash Player: Version: 16.0.0.305 - SDK 10.6 Outdated! Update

QuickTime Plugin: Version: 7.7.3

iPhotoPhotocast: Version: 7.0 - SDK 10.7

SharePointBrowserPlugin: Version: 14.1.0 [Click for support]

AdobePDFViewer: Version: 11.0.10 - SDK 10.6 [Click for support]

CouponPrinter-FireFox_v2: Version: 1.1.10 - SDK 10.6 [Click for support]

JavaAppletPlugin: Version: 14.9.0 - SDK 10.7 Check version

Safari Extensions: ℹ️

codec-M

3rd Party Preference Panes: ℹ️

Flash Player [Click for support]

Flip4Mac WMV [Click for support]

Time Machine: ℹ️

Time Machine not configured!

Top Processes by CPU: ℹ️

12% syncdefaultsd

8% WindowServer

4% coreaudiod

3% Spotify

2% Spotify Helper(2)

Top Processes by Memory: ℹ️

202 MB kernel_task

180 MB Spotify Helper(2)

158 MB AntiVirus

72 MB Safari

68 MB Spotify

Virtual Memory Information: ℹ️

29 MB Free RAM

1.89 GB Used RAM

0 B Swap Used

Diagnostics Information: ℹ️

Jun 17, 2015, 08:35:03 PM Self test - passed