Answer:
No, the equation is not a linear equation.
Step-by-step explanation:
There is the x^2 thing that doesn't make it a linear equation.
Answer: 3.3
x. = 1.5
220 100
the answer is a+b
7(3a-2b) +5(3b-4a)
21a-14b+15b-20a
a+b
not 100% sure since you didnt show us an image
we change this number 1.5=15/10=3/1 and 0.5=5/10=1/2
it will show on the number line!