A, B & C lie on a straight line. D, C & E lie on a different straight line.
Angle
y
= 98° and angle
z
= 63°.
Work out
x
,

Can someone answer it, and plot it, for 20 points and brainliest answer? p.s. they're the same ! : )

The fence around a quadrilateral-shaped pasture is 3a^2+15a+9 long. three sides of the fence have the following lengths: 5a, 10a-2, a^2-7. what is the length of the fourth side of the fence?

Which equation is y = -6x2 + 3x + 2 rewritten in vertex form?