I assume you mean "u" as a variable.
So, the equation is as follows : u+2=4
The goal here is to make the equation say u=
To do that you simply subtract two from both sides of the equation:
u+2=4
-2 -2
u=2
And there is your answer, u=2
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3x2+14x+8 = 0 x = -2/3 or x = -4
(2, 1)
143542make the variables X plus Y plus Zthe solution is X*Y,X*Z, then (X+Z)*Y flipped7*2=147*5=35(7+5)*2=24 flipped =421435425*3=155*2=10(5+2)*3=21...flipped =12151012
x=-1 ^ how do you know?
It is (-1, 3).