2 years ago

If b is the midpoint of ac, find bc (ab=3x-1 and ac=8x-20)

1 answer:

4 0

Bc would equal 26. Since ab and bc would equal the same thing, you would add (3x-1) to (3x-1) and equal it to (8x-20) and solve.

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I need help please & thank you

White raven [17]

3(2c+d)-4(c-d)+d^2

c=1 , d=3

Use the substitution method

3(2*1+3)-4(1-3)+3^2

Multiply the brackets

3(2+3)-4+12+9

6+9-4+12+9

15-4+12+9

11+21

=32

Answer: 32

5 0

2 years ago

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If f(x)=x2+2x+3 what is the value of f(x) when x=6

Marat540 [252]

The answer is 51

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7 0

3 years ago

A square has an area of 16x^2 square inches. If the sides of the square were to increase by 2 units, what is the new area of the

kykrilka [37]

Answer:

16x² + 64x + 64

Step-by-step explanation:

Given

A = 16x²

Increasing the sides by 2, substitute x = x + 2 into A

A = 16(x + 2)² ← expand factor using FOIL

= 16(x² + 4x + 4 ) ← distribute

= 16x² + 64x + 64

4 0

3 years ago

10. A toy store received a shipment of 17 cases of

ozzi

There are 204 teddy bears in the shipment.

Step-by-step explanation:

Total number of cases received = 17 cases

Numbers of bears per case = 12 bears

Total number of bears in the shipment = Cases received * Bears per case

Total number of bears = $17*12$

Total number of bears = 204

There are 204 teddy bears in the shipment.

Keywords: multiplication

Learn more about multiplication at:

#LearnwithBrainly

8 0

3 years ago

$2.50 to $5.00. What is the percent that the price will increase?

Inga [223]

Answer:

50%

Step-by-step explanation:

5 0

3 years ago

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