Question

2. Which of the following is a linear equation in one variable?
a) 2x + 1 = y - 3
b) 2t - 1 = 2t + 5
c) 2r - 1 = r?
d) x - x + 1 = 0​

Answer 1

Answer:

Here's your answer

Step-by-step explanation:

I just hope it was helpful

plz mark me as brianlist

Answer 2

Answer:

d

Step-by-step explanation:

x2+2x+2=0

is equation format