If the number you are rounding is followed by 5, 6, 7, 8, or 9, round the number up (+1).
If the number you are rounding is followed by 0, 1, 2, 3, or 4, round the number down (no change).
I am doing the same thing
Solve your equation step-by-step.
x^2+5=41
Subtract 5 from both sides.
x^2+5−5=41−5
x^2=36
Take square root.
x=±√36
x=6
or
x=−6
So your answer suppose to be C and D.
But if you were to put only one answer in the answering box, then just say C)
The sum of the interior angles of a quadrilateral -(4 sided shape)
its 360 degrees
add up all the angles, set it equal to 360 degrees, solve for x
any questions
Multiply the top equation by -3 and added to the second one.
By Elimination.
