Answer:
Last option: 4
Step-by-step explanation:
The quadratic equation simplified:
has the form:

In this case, you can identify that "a", "b" and "c" are:

To solve this quadratic equation by completing the square, Carlos should add
to both sides of the equation. This is:

Then:
Therefore you can observe that the number he should add to both sides of the equation is: 4
Answer:
Jacob should pay $13.20 for the tip.
Step-by-step explanation:
The equation is: (66)(0.2) = 13.20
1)
=
2)
=
3)
=
Step-by-step explanation:
We need to solve following expressions.
1) 
We need to multiply numerator with numerator and denominator with denominator
Solving:

It cannot be further simplified so,
=
2) one third of 3/7
one third stands for 1/3
Now solving:

We need to multiply numerator with numerator and denominator with denominator

It cannot be further simplified so,
=
3) 
In this question we have to multiply 1.5 with 3.7

So,
=
Learn More:
You can find more information about multiplication of fractions at:
brainly.com/question/2456302
brainly.com/question/2166248
Keywords: fractions, multiplication
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5. 90 + 54 = 144 flowers
6. 250 - 106 = 144 balls
Answer:
see explanation
Step-by-step explanation:
we are gonna write it in terms of descending or ascending order
but I'm gonna do mine in ascending order
it gonna be:
5x³-6x²+3x-4