Answer:
−2y2−2y+7
Step-by-step explanation:
−4y−7y2+5y2+7+4y−2y
=−7y2+5y2+7+0−2y
=−2y2+7+0−2y
=−2y2−2y+7
X=106 with working shown in the photo
Answer:
2x+3x-15=180°
Step-by-step explanation:
When two angles are supplementary, their angles would equal to 180° total when added together. In this answer, the two angles are added together to create 180°.
Answer:
where's the picture?
Step-by-step explanation:
It’s c. It’s a power to power so you multiply. It’s -6x-6x-6x-6x-6x-6