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3 years ago

10

What is the value of a in the equation 3a+b=54 when b9

2 answers:

noname [10]3 years ago

7 0

a = 15 you can check my work by timesing 3 and 15 getting 45 then you add nine

vodomira [7]3 years ago

4 0

The value of a is 15

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What is (f ° g)(2) and (g ° f)(2) with the set of points f: {(0,4), (1,2), (2,0), (3,2), (4,4)} and g: {(0,4), (1,3), (2,2), (3,

kumpel [21]

Answer:

$\large\boxed{(f\circ g)(2)=0}\\\boxed{(g\circ f)(2)=4}$

Step-by-step explanation:

$f:\{(0,4), (1,2), \underline{(2,0)}, (3,2), (4,4)\}\\\\g:\{\underline{(0,4)}, (1,3), \underline{(2,2)}, (3,1), (4,0)\}\\\\(f\circ g)(x)=f\bigg(g(x)\bigg)\\\\g(2)=2\qquad/from\ (2,2)/\\f\bigg(g(2)\bigg)=f(2)=0\qquad/from\ (2,0)/\\\\(g\circ f)(x)=g\bigg(f(x)\bigg)\\\\f(2)=0\qquad/from\ (2,0)/\\g\bigg(f(2)\bigg)=g(0)=4\qquad/from\ (0,4)/$

7 0

3 years ago

1) Solve 2 + 7x + 12 = 0 using factoring and the zero product property.

Kazeer [188]

Answer:

7x+14=0, 7x=-14, x= -2

Step-by-step explanation:

add like terms, then get x on one side, number on the other, then divide both sides by 7

4 0

3 years ago

Lan make 60 cakes. he gives 1/4 of the cakes to Helen. he gives 20 of the 60 cakes to sue. what fraction of the 60 cakes does he

weqwewe [10]

Answer:

5/12

Step-by-step explanation:

1/4 of the cakes is 60 divided by 4 which is 15. That goes to Helen

20 go to Sue

so far, he has given away 35 cakes out of the 60

he is left with 25 cakes

that is 25/60 which can be simplified to 5/12

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3 years ago

Read 2 more answers

Classify the following triangle check all that apply

sweet [91]

Answer:

B. Obtuse triangle

Step-by-step explanation:

The following triangle is an obtuse triangle.

7 0

3 years ago

Read 2 more answers

ILL BRAINLIEST YOU PLEASE HELP ME

svetoff [14.1K]

5 hope that helps you

8 0

3 years ago