X = 60°
Because the square in the corner tells you that it is 90° (right angle)
So your equation to solve for x would be...
x + 30 = 90
Now you need to isolate the x.
Subtract both sides by 30.
x + 0 = 90 - 30
x = 60
Answer is C because 0.3 is not positive number or even negative number.
Answer:
x2+3x+2
Step-by-step explanation:
(x+2)(x+1)
x(x+1)+2(x+1)
x2+x+2x+2
x2+3x+2.
Hope it's help you ♥️♥️♥️♥️