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3 years ago

Select all the expressions that are equivalent to –8.

Mathematics

2 answers:

makkiz [27]3 years ago

8 0

Answer:

-l-8l

Step-by-step explanation:

kvasek [131]3 years ago

7 0

Answer:

-8-8-8

Step-by-step explanation:

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What is the value of y

Reil [10]

All angles in a triangle add up to 180
So 79+37=116
180-116=64
Y=64
Hope this helps

5 0

3 years ago

In AMNO, m = 540 inches, n = 330 inches and o=600 inches. Find the measure of

MaRussiya [10]

Answer: 83.5

Step-by-step explanation:

5 0

3 years ago

Pam scores n goals. Leo scored 5 fewer than Pam. Write an expression in simplest form to represent the total number of goals sco

Naddik [55]

Answer:

Step-by-step explanation:

3 0

3 years ago

Can someone pleaseee help!!!

krok68 [10]

Answer:

Step-by-step explanation:

use known angles and rules to find unknown values

vertical angles (pairs of angles on opposite sides of an intersection) are equivalent

supplementary angles (angles found next to each other on a line) add up to 180 degrees

opposite interior angles are equivalent

And I don't remember the name of this kind of angle, but angle 1 and 10 are equivalent because they are found on the same "location"

using these rules you can find all missing angles.

1= 75

2=180-75=105

let me know if you need more help than this

3 0

3 years ago

An equation parallel and perpendicular to 4x+5y=19

UNO [17]

Answer:

Parallel line:

$y=-\frac{4}{5}x+\frac{9}{5}$

Perpendicular line:

$y=\frac{5}{4}x-\frac{1}{2}$

Step-by-step explanation:

we are given equation 4x+5y=19

Firstly, we will solve for y

$4x+5y=19$

we can change it into y=mx+b form

$5y=-4x+19$

$y=-\frac{4}{5}x+\frac{19}{5}$

so,

$m=-\frac{4}{5}$

Parallel line:

we know that slope of two parallel lines are always same

so,

$m'=-\frac{4}{5}$

Let's assume parallel line passes through (1,1)

now, we can find equation of line

$y-y_1=m'(x-x_1)$

we can plug values

$y-1=-\frac{4}{5}(x-1)$

now, we can solve for y

$y=-\frac{4}{5}x+\frac{9}{5}$

Perpendicular line:

we know that slope of perpendicular line is -1/m

so, we get slope as

$m'=\frac{5}{4}$

Let's assume perpendicular line passes through (2,2)

now, we can find equation of line

$y-y_1=m'(x-x_1)$

we can plug values

$y-2=\frac{5}{4}(x-2)$

now, we can solve for y

$y=\frac{5}{4}x-\frac{1}{2}$

4 0

3 years ago