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Dominik [7]
2 years ago
14

3(b+10)−7= what is the answerb=1.5

Mathematics
1 answer:
Rudik [331]2 years ago
5 0

ANSWER: the answer is 27.5 for this question

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-5x - 4y + 2x + 7y = can someone help me with this please
wolverine [178]

Answer:

= -3 (x-y)

Step-by-step explanation:

-5x - 4y + 2x + 7y

Collect the like terms by calculating the sum or difference of their coefficients

(-5+2)x

-3x

(-4+7)y

3y

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Factor out -3 from the expression

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4 0
3 years ago
Use the distributive property to write the following expressions in expanded form.
Dmitry_Shevchenko [17]

Answer:

Step-by-step explanation:

a. 4x+4y

b. 8a+24b

c. 6x+33y

d. 63a+54b

e. 3ac+bc

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7 0
3 years ago
Find the slope of the graph ​
nevsk [136]

Answer:

2

Step-by-step explanation:

consider the two points. Gradient=change in y/change in x. So 4/2=2

5 0
3 years ago
You spend 2 hours and 15 minutes commuting to work each day. You work five days per week. How much time do you spend commuting t
xeze [42]

11 hours and 15 minutes because doing 2.25, which is equal to 2 hours and 15 minutes, times 5 you end up getting 11.25, and converting that to time you get 11 hours and 15 minutes.

8 0
3 years ago
The first astronaut on mars tossed a rock straight up.the height h measured in feet after tt seconds is given by function h(t)=-
Artemon [7]

Answer:

h'(t)= -12

Step-by-step explanation:

h'(t)=d/dt (-6t x 2 + 24 + 6)

h'(t)=d/dt (-12t + 24 + 6)

h'(t)=d/dt (-12t + 30)

h'(t)=d/dt (-12t) + d/dt (30)

h'(t)= -12+0

7 0
3 years ago
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