Answer: -6
Step-by-step explanation: 7 + -6 = 1
:\
Step-by-step explanation:
a) 4x + 8 - 2x + 7
= 2x +15
b) 2n × 5 × 2a
= 10n × 2a
= 20an
No. The circle can be composed of completely negative coordinates, but the radius is always a positive value. You can prove this by plugging any point and the center into the distance formula.
The graph on the top right is non linear bc it breaks pattern in y column
