x^2 plus 16y?
It is the 5 in 5a+2
x = 2 is an algebraic equality (Because there is an 'equals'(=) sign) x - 2 is an algebraic expression ( Because there is NO equals sign).
what is the constant in algebraic experssion 7d+2
It is the same as: -2q-3 as an algebraic expression
It is simply: 5m+2
6.25
The variable is d, in the algebraic expression 7d+2
It is simply: 5m+2
2
5
It's more of an arithmetic expression, however, 2x0 + 3x0 = y would be algebraic.
x^2 plus 16y?
It is the 5 in 5a+2
The variable is "d".
ab increased by 2
It is an algebraic expression that can be simplified to: 7-x