Answer:
x = -2
Step-by-step explanation:
2x + 4 = 0
2x = -4
2x/2 = -4/2
x = -2
Answer:
153.86
Step-by-step explanation:
To find the area the equation is pi* radius squared
so it's 3.14*7 squared it's
3.14*49
The answer is 153.86
Answer:
y = -5x - 4
Step-by-step explanation:
-20x - 4y = 16
-4y = 20x + 16
4y = -20x - 16
y = -5x - 4
Answer:
3(8x-3)
Step-by-step explanation: