Minus a from both sides
x-a=-2by²
times both sides by -1
a-x=2by²
divide both sides by 2b
$\frac{a-x}{2b}=y^2$
sqrt both sides
$y= \sqrt{\frac{a-x}{2b}}$

5 0

3 years ago

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6x - 9 = 15 linear equations

finlep [7]

Answer:

x = 4

Step-by-step explanation:

6x - 9 = 15

6x - 9 + 9 = 15 + 9

6x = 24

6x / 6 = 24 / 6

x = 4

4 0

3 years ago

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The first term of a geometric sequence is 4 and the multiplier, or ratio, is –2. What is the sum of the first 5 terms of the seq

Ann [662]

C !.!.!.!.!!.!.!.!.!!.!!.!.!.!.!!!.!!!.!.!.

3 0

3 years ago