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d1i1m1o1n [39]
3 years ago
6

If f(x) = -x – 5 and g(x) = x2 – 15, find f(-9) – 9(-3). Your aſswer

Mathematics
1 answer:
muminat3 years ago
7 0

Answer:

31

Step-by-step explanation:

f(-9) = -(-9)-5

= 9-5

= 4

f(-9) - 9(-3) = 4 - (-27)

= 31

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Mrs Gutierrez ordered 1 cheese pizza, 1 pepperoni pizza, and 1 sausage pizza. Each pizza is cut into 12 pieces. The students are
OleMash [197]

Answer:

1 whole or 12/12

Step-by-step explanation:

so you go and subtract and you ad what each one equals

                                       10-12=2

                                         9-12=3

                                         3-12=9

                                      ---------------

                                      =  1 whole OR 12/12

7 0
4 years ago
Given: AABC is a right triangle.
IgorLugansk [536]

Answer:

19.365

Step-by-step explanation:

The Pythagoreum Theorum tells us that:

a² + b² = c²

where a and b are the legs and c is the hypotenuse.

BC is a leg; we'll lable it a.

AC is the hypotenuse thus labled c.

Plugging their lengths into the above formula will solve for the missing leg length.

5² + x² = 20²

25 + x² = 400

x² = 375

✓x = ✓3 x (5 x 5) x 5

x = 5✓15

x = 19.365

5 0
3 years ago
Teddy has two piggy banks. The difference in the amount of money between the two banks is no more than $10. One piggy bank has $
just olya [345]

Answer:

2.69≤x≤17.31

Step-by-step explanation:

Lety the amount in the other Piggy bank be x.

The difference in the amount of money between the two banks is no more than $10 is expressed as;

|x-7.31| ≤ 10

The value in the modulus sign can be positive or negative

If positive;

x-7.31 ≤ 10

x ≤ 10+7.31

x≤17.31

If negative

-(x-7.31) ≤ 10

-x+7.31 ≤ 10

-x ≤ 10-7.31

-x ≤ 2.69

Multiply both sides by -1

x ≥ -2.69

The compound inequality representing the amount of money in the other bank is -2.69≤x≤17.31

4 0
3 years ago
Solve the system of equations for (x, y) using inverse matrices.
taurus [48]
Let’s see..................

5 0
3 years ago
Large soda bottles are on sale three for six dollars. Sasha has eighteen dollars to spend on soda. How
Diano4ka-milaya [45]

Answer:

Sasha can buy 6 bottles of soda.

Step-by-step explanation:

6x2=18

3x2=6

6 0
3 years ago
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