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ss7ja [257]
3 years ago
7

6. $15 lunch: 20% tip

Mathematics
1 answer:
My name is Ann [436]3 years ago
8 0
A 20% tip would be $3
You might be interested in
Make l the subject of formula when a=lb
mixas84 [53]

Answer:

l = \frac{a}{b}

Step-by-step explanation:

a = lb ( isolate l by dividing both sides by b )

\frac{a}{b} = l

6 0
2 years ago
Plz help asap <br> x + 10 = 20 and<br> y – 8 = 32<br> with step by step explanation plz
valentina_108 [34]

Answer:

10 & 40

Step-by-step explanation:

x+10=20------------------10-20=10

y-8=32--------------------32+8=40

3 0
3 years ago
Write four pairs of prime numbers less than 20 whose sum is divisible by 5.​
tankabanditka [31]

Answer:

7, 13     3,7    17,3    13,2

Step-by-step explanation:

3 0
3 years ago
Which equation represents a nonlinear function? x(y – 5) = 2 y – 2(x 9) = 0 3y 6(2 – x) = 5 2(y x) = 0
Alexeev081 [22]

The equation that represents a nonlinear function is x(y – 5) = 2

<h3>How to determine the equation?</h3>

Nonlinear functions are functions that do not have a uniform slope.

A linear function is represented as:

y = mx + b

This means that all other forms are nonlinear function.

From the list of given options, x(y – 5) = 2 is a nonlinear function

Read more about nonlinear functions at:

brainly.com/question/1418397

#SPJ4

7 0
2 years ago
If f(x)=x2-2x and g(x) =6x+4, for whichvalue of x dose (f+g)(x)=0
Juliette [100K]

Answer:

The value of x that makes the equation equal to 0 is -2.

Step-by-step explanation:

In order to find this, we first must create the composite function using the designated operation. The operation is addition, so we just add them together.

f(x) + g(x) = (f+g)(x)

(x^2 - 2x) + (6x + 4) = (f+g)(x)

x^2 + 4x + 4 = (f+g)(x)

Now, in order to find when this is equal to 0, we need to factor.

x^2 + 4x + 4 = 0

(x + 2)(x + 2) = 0

When it is fully factored, we can set each parenthesis equal to 0 in order to find the value. Since the parenthesis are exactly the same, we only have to do this once.

x + 2 = 0

x = -2

6 0
3 years ago
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