8 + y = 7 + 5y <----they are equal to the same number so are equal to each other
4y = 1
y = 0.25
It is: 126 plus 54 = 180
kvp calculation 6cm*2+40=?
-8
5 + 5 = 10
It is a negative if the negative number has the higher absolute value and positive if the positive number has the higher absolute value.
-15
If a + b = 6, what is the value of 3a + 3b?
12 plus 0 is 12
That's going to depend completely on the value of 'x'. There are an infinite number of things it could be.
13.056
The answer depends on the value of y.
In php mathmatical operations treat null like 0, so any number plus null equals itself. For example #!/usr/local/bin/php printf ("%d\n", null+6); printf ("%d\n", 6+null); ?> output: 6 6