Answer:
The answer is x = 2
Step-by-step explanation:
6x - 7x + 2 = 0
-x + 2 = 0
-x = -2
x = 2
Answer:
16
Step-by-step explanation:
Given
x² + 8x = 4
To complete the square
add ( half the coefficient of the x- term )² to both sides
x² + 2(4)x + 16 = 4 + 16, thus
(x + 4)² = 20 ← equivalent equation
A 2/3 pi x ^2 is the best choice
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Answer:
20 cm
Step-by-step explanation:
Equilateral means the sides are congruent.
6cm + 6cm + 8cm = 20cm
