Answer:
No I don't think I tried to help so good luck.
Answer:
c. first quadrant
Step-by-step explanation:
First Quadrant : 0° to 90°
Second Quadrant : 90° to 180°
Third Quadrant : 180° to 270°
Fourth Quadrant : 270° to 360° (or 0°)
Step-by-step explanation:
EF = 4x - 15
FG = 3x - 7
EG = EF + FG = 20
so,
4x - 15 + 3x - 7 = 20
7x - 22 = 20
7x = 42
x = 6
EF = 4×6 - 15 = 9
FG = 3×6 - 7 = 11
Answer: 7z²-9z+20
Step-by-step explanation:
PEMDAS - Please Excuse My Dear Aunt Sally - Parentheses, Exponents, Multiplication, Division, Addition, Subtraction