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Maksim231197 [3]
3 years ago
15

I need help with this pls​

Mathematics
1 answer:
max2010maxim [7]3 years ago
7 0

Answer:

If you're looking for the value of x, x = 4.

Step-by-step explanation:

We can immediately see that 16/4 = 4, so the equation then becomes 4x + 4 = 20. We can subtract 4 from both sides of the equation and get the new equation of 4x = 16. Dividing 4 from both sides we get x = 4.

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Is 0.48 equal to 6/15
Yuliya22 [10]
No is not because 6/15 is 0.4
4 0
3 years ago
Read 2 more answers
What is the x and y intercept of f (x) = -x^2 + 25
Masja [62]

Answer: the x intercept is -5  and the  y intercept is 25.

Step-by-step explanation:

f(x) = -x^2 + 25  

The x intercept is when y is zero and the  y intercept is when x is zero.So input zero into the  expression and solve for y.

-1(0)^2 + 25 = 25 so the y intercept is 25.

0=-x^2 +25  

 -25      -25

-25 = -x^2

x^2 = 25

x = -5   or 5

 

8 0
3 years ago
In △ABC, m∠A=44°, m∠B=48°, and a=25. Find c to the nearest tenth.
Nookie1986 [14]

Answer:

=36.0

Step-by-step explanation:

We use the sine rule to find the missing sides as follows;

Lets find the missing angle C by using the summation of interior angles in a triangle.

C=180-(44+48)

=88°

Then,

a/Sin A=c/Sin C

25/Sin 44=c/Sin 88

c=(25 Sin 88)/Sin 44

c=35.97

The side c=36.0 to the nearest tenth.

8 0
3 years ago
What is the equation of the graph in slope-intercept form?
Slav-nsk [51]
The answer is B y=4x-6
7 0
3 years ago
Cassandra assigns values to some of the measures of triangle ABC. If angle A measures 30°, a = 6, and b = 18, which is true?
Anna [14]

Answer:

The triangle does not exist because sin(A)/a can not be equal to sin(B)/b

Step-by-step explanation:

we know that

step 1

Find the measure of angle B

Applying the law of sines

\frac{sin(A)}{a}=\frac{sin(B)}{b}

we have

A=30\°

sin(30\°)=1/2

a=6\ units

b=18\ units

substitute

\frac{(1/2)}{6}=\frac{sin(B)}{18}

\frac{1}{12}=\frac{sin(B)}{18}

sin(B)=\frac{18}{12}

sin(B)=\frac{3}{2}=1.5

Remember that the value of sine can not be greater than 1

therefore

The triangle does not exist because sin(A)/a can not be equal to sin(B)/b

8 0
3 years ago
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