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1. 2x2 + 3x - 5 = 2x + x2
2. y + 5+ y2 = 0
3. b + b2 - 1
4. m?n - mn + 1 = 5mn – man - 1
5. 3x2 + 4x - 5 - 2​


Sagot :

Answer:

EQUATION

EQUATION

EXPRESSION

EQUATION

EXPRESSION

Explanation

Equations are the expressions that are equated. It has equal sign in it.

Expression are group of terms that separated by the operations but do not have equal sign.

Step-by-step explanation: