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Vaselesa [24]
4 years ago
9

Helppppppppppp meeeeeee please ASAP

Mathematics
1 answer:
iogann1982 [59]4 years ago
7 0

Answer:

<em>x = 11 </em>

Step-by-step explanation:

(7x + 5)° = (3x + 19)° + (2x + 8)°

7x + 5 = 5x + 27

2x = 22

<em>x = 11</em>

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-0.2(-67+22)=2(7n 3)-8n =?
dangina [55]
70.6 what i got was 70.6753275399
4 0
4 years ago
Which of the following statements shows the inverse property of addition?
Kaylis [27]

Answer:

a+(-a)=0

Step-by-step explanation:

Let a\in \mathbb R, that is a be any real number.

The inverse property of addition says that, the sum of a number a and its additive inverse -a gives the identity element of addition which is zero.

That is :

a+(-a)=0

We can rewrite this as -a+a=0

From the above options, we have the correct answer to be the first choice

3 0
3 years ago
Jacob has 1/2 of a container of trail mix. He is filling snack packs that each use about 1/6 of a container. How many snack pack
kondaur [170]

Answer:

x = 3

Step-by-step explanation:

Jacob has 1/2 of a container of trail mix.

He is filling snack packs that each use about 1/6 of a container

We need to find the number of snack packs can Jacob make. Let he can make x snack packs.

\dfrac{1}{6}x=\dfrac{1}{2}\\\\x=3

Hence, he can make 3 snack packs.

3 0
3 years ago
Steve needs to find the circumference of a circle with a diameter of 12 inches. He uses a calculator to find the circumference.
Misha Larkins [42]
R = 12/2 = 6 π = 3.14

Circumference of a circle: C = 2πr



2*3.14*6
6.28*6 = 37.68 or 37.69

The last options seems reasonable

Hope that helps!
3 0
3 years ago
Write an equation in slope-intercept form for the line with y-intercept -1 and slope -4
SVETLANKA909090 [29]

Answer:

f(x)=-4x-1

Step-by-step explanation:

f(x)=ax+b

a=-4/slope

b=-1/y-intercept

f(x)=-4x-1

5 0
2 years ago
Read 2 more answers
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