3.4-2.8d+2.8d-1.3 combine like terms to create an equivalent expression

The equivalent expression is .

Step-by-step explanation:

Given : Expression

To find : Combine like terms to create an equivalent expression ?

Solution :

Expression

Combine like terms,

Therefore, the equivalent expression is .

answer: 8d

step-by-step explanation:

45+5= 50+5=55+5=60

the image is given below

since the options are not given so we draw it from the equation

the given equation is

y = (x-1) (x+4)

y = y² + 3x - 4

the above equation is a quadratic equation which will have two roots. if we draw the graph for it, it will look like this