XDrakeH
XDrakeH
20-04-2017
Mathematics
contestada
2x+9 = 45 solve for x
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leejongsuk
leejongsuk
20-04-2017
2x+9=45
Subtract 9 from both sides, so (9-9) and (45-9). You get 36.
Divide 36 by 2. You get 18. X=18
Answer Link
apcal
apcal
20-04-2017
You move both the 9 and 2 away from the x by subtracting the 9 and dividing the 2
2x+9=45
-9 -9
2x=36
/2 /2
X=18
Answer Link
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