Answer:
A. 3x^2 + 4 = 52
3x^2 = 52 - 4
3x^2 = 48
x^2 = 48/3
x^2 = 16
x =
x = 4
B. x^2 - 121 = 0
x^2 = 121
x =
x = 11
C. (b + 4 )2 = 49
2b + 8 = 49
2b = 49 - 8
2b = 41
b = 41/2
How many solutions can be found for the equation 5x + 3(x − 1) = 10x − 2x − 3?
1 answer:
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An equal-sized spinner is used to model probabilities
The spinner should have 4 equal sections
The number of friends is given as:
When Elisondra is included, the total number of people that went to the restaurant is:
Substitute 3 for Friends
Add 3 and 1
The number of people that went to the restaurant is the number of equal sections of the spinner.
Hence, the spinner should have 4 equal sections
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