Write the quadratic equation whose roots are -4 and -3, and whose leading coefficient is 1.
1 answer:
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Look at the picture.
The equation:
10x - 15 = 6x + 9 <em>add 15 to both sides</em>
10x = 6x + 24 <em>subtract 6x from both sides</em>
4x = 24 <em>divide both sides by 4</em>
<h3>x = 6</h3>
Answer:
The amount in checking will always be twice in any week.
Step-by-step explanation:
Let's say, represents the week,
represents the saving account and
represents the checking account.
Balance in saving account in any week
Balance in checking account in any week
Translate the statement into mathematical equation. Remember to use " = " for word "is" in the given statement.
We have to find for
.
Putting the values, we have:
Which means in each week the amount in checking is twice the amount in savings.
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