2y+8x=21
This is in standard form, lets convert to slope intercept form
slope intercept form : y = mx + b
2y + 8x = 21
-8x -8x
2y = -8x + 21
y = -4x + 21/2
Answer: m = -4
In muscle tissue and cartilage
Complementary angles have a sum of 90 degree, right angle
It would be C. Since it’s the only 2 angles that form a right angle
$9.40 because when there is a 5 you always round up