okay so i been using numbers 1 and 2 but the number keeps adding up as the answer instead of 2. so i used decimals .50 and .75 but nothing. can i doing something wrong? heres a example i made
5(x) - 3 + 3(x) = 2
5x1=5-3=2+3=5x1=5
Update:i meant Am i doing something wrong? i just don't want the answer. i wanna know how to get it so i understand it next time :) thanks!
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Verified answer
5x - 3 + 3x = 2
First you combine like terms (the like terms are 5x and 3x). To do this you add them. So you get:
8x - 3 = 2
Now you add 3 to both sides of the equal sign (adding 3 to the -3 cancels it out). So you get:
8x = 5
Now you want to get x by itself so you divide 8 from both sides of the equal sign. So you get:
x = 5/8 (as a fraction which equals 0.625 as a decimal)
Just solve the equation
5x - 3 + 3x = 2
8x - 3 = 2. Combine the like terms
8x - 3 + 3 = 2 + 3. Add 3 to both sides
8x = 5
x = 5/8. Divide each side by 8
If you substitute 5/8 for x in the equation, it is a true sentence -- which proves it is right
5x-3+3x=2
5x+3x=2+3
8x=5
x=5/8
Subtract the -3, and add it to 2 (positive 3).
5x + 3x = 5
Simplify...
8x = 5
Divide both sides by 8
x = 5/8
Simplify...
x = 0.625 or 25/40
The answer is .625.
5x-3+3x=2
+3 +3
5x+3x= 5
(add)
8x=5
/8 /8
x=5/8
x=.625
plug it back in, :) correct. I promise guessing doesn't work. working the problem gets it done quick XD ten points?
5x-3+3x=2 add 3x and 5x
8x-3=2 add three to both sides
8x=5 divide both sides by 8
X=5/8
5x-3+3x=2
5x+3x=5
8x=5
x=5/8
8x - 3 = 2
8x = 5
x = 5/8
The end,
Keep it simple,
.625 is the answer... you add 3 to the other side giving you 5x+3x=5... combine your x's and you have 8x=5 then divide for "x" and you get .625... hope this helps! :) (answer could also be 5/8 if you have to keep it as a fraction)
Assumption and "hits and tries" don't work here ............
follow the sums logically !!!!!!!!
5x – 3 + 3x = 2
....... and 3 on both sides
5x + 3x = 2 + 3
8x = 5
........... divide both sides by 8
x = 5/8 = 0.625 ............. answer
Now check it yourself.