'y' is a variable. '15' is not.
[ y+15 ] is an expression in one variable.
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∙ 13y ago(A/15)+(4/15)=(a/15) You can multiply both sides of the equal sign by fifteen to get A+4=a But you cannot simplify it any further because you have two variables.
15d + 7 = 7d + 15 is an equation in one variable, d.
Yes, 15 + 15 = 30
15
positive 10
In the expression y+15, there is one variable, the "y."
the variable is Y
(A/15)+(4/15)=(a/15) You can multiply both sides of the equal sign by fifteen to get A+4=a But you cannot simplify it any further because you have two variables.
25 plus 52 plus 15 is equal to 92.
37
15d + 7 = 7d + 15 is an equation in one variable, d.
It is not possible to solve one linear equation in two variables for either of the variables.
Yes, 15 + 15 = 30
-17.
139
15
positive 10