Which of the following is a linear equation in two variables.
a. 2x - 3x - 6 = 0 b. 2√x + 4√y = 8
c.
3
x
2
+ 2
y
2
= 4 d. 0.7x + 0.8y = 2
Answers
Answered by
3
Answer:
0.7x + 0.8y =2
Step-by-step explanation:
the highest power of the variable is 1
and there are two different variables i.e. x and y
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