4 years ago

A student conlcuded that the soulion the eqution how do you agree explian why are why not 2x+1+3=0 Is x=4

1 answer:

3 0

Solving the equation:
2x+1+3=0
2x+4=0
2x+4-4=0-4
2x=-4
2x/2=-4/2
x=-2

Therefore, the student that concluded x=4 is incorrect.

You might be interested in

Reil [10]

Answer:

Y )0 X

Y=KX

K=Y/X

when x=16 and y=208

K=208/16

K=13

when x=11 and y=?

Y=KX

Y=13 *11

Y=143

3 0

2 years ago

kvasek [131]

Answer: if my calculations are right X= -42x

Step-by-step explanation:

3 0

3 years ago

faltersainse [42]

Answer:

zzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzzz

Step-by-step explanation:

5 0

3 years ago

ki77a [65]

Answer:

{-1, 0, 1, 2, 3, 4, 5}

Step-by-step explanation:

The domain is all the possible X values so on this graph it would be all the x values from -1 - -5

7 0

3 years ago

Vlada [557]

So you add 13+5=18

Then you do 144/18=8

8x13=104 8x5=40

104+40=144✅

Answer= 104 : 40

6 0

3 years ago