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shutvik [7]
3 years ago
11

Expand and simplify 3(2x+1)-4(2x+5)

Mathematics
2 answers:
garri49 [273]3 years ago
8 0
Step 1: distribute.
6x + 3 - 8x - 20

step 2: combine like terms to get your answer.
- 2x - 17
iVinArrow [24]3 years ago
4 0
He first step to solving this question is distributing the three and the four once you have your new equation of 6x+3-8x-20 you can easily add or subtract once you do this you should have -2x-17 which is the answer.
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Find the square of the leg b of this right triangle: a=2b, c=10
Pepsi [2]
A² + b² = c²

a = 2b, c = 10

(2b)² + b² = 10²

4b² + b² =100

5b² = 100

b² = 100 ÷ 5

b² = 20

Answer: 20
8 0
3 years ago
Find f(-2) for f(x) = 3 • 2x
Maksim231197 [3]

Answer:

-12

Step-by-step explanation:

f(-2) = 3 times 2(-2)= -12.

3 0
3 years ago
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Someone plz help me I will give brainliest
tekilochka [14]

Answer:

he greatest denominator for the both of the fractions is 24 so the fractions are 10/24 and 9/24 and the answer is 19/24

Step-by-step explanation:

7 0
3 years ago
Which equation represents the line that passes through the points (3-,7) and (3,3)?
aivan3 [116]

Answer:

Did you mean (-3, 7) for the first point??  If so, the answer is

D) y = -2/3x + 5

Step-by-step explanation:

Find the slope: (m)

3-7 / 3+3 = -4/6=-2/3=m

Find the y intercept (b): (plug in y, x, and m)

3=-2/3(3) +b

3=-2+b

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Write equation using y=mx+b

y = -2/3x+5

3 0
4 years ago
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Can someone please help me figure out the answer to the question in the picture?
Vesnalui [34]
D=100:
g=12-1/25(100)
g=12-4
g=8, d=100

d=200:
g =12-1/25(200)
g=12-8
g=4, d=200

d=300:
g =12-1/25(300)
g=12- 12
g=0, d=300
6 0
2 years ago
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