Respuesta :
The solutions to the given expressions are given below:-
1. 5x +3x ⇒ 8x
2. 7x²- 5x² ⇒ 2x^2
3. 2xy +4xy ⇒ 6xy
4. 8y - 3y ⇒ 5y
What is an expression?
Expression in maths is defined as the collection of the numbers variables and functions by using signs like addition, subtraction, multiplication, and division.
The expressions will be solved as:-
1. 5x +3x
The sum of 5x and 3x is equal to 8x.
5x +3x = 8x
2.. 7x²- 5x²
The substraction of 7x² and 5x² is equal to 2x².
7x²- 5x² = 2x²
3. 2xy +4xy
The sum of 2xy and 4xy is equal to 6xy.
2xy +4xy = 6xy
4. 8y - 3y
The subtraction of 8y and 3y is equal to 5y.
8y - 3y = 5y
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