Help plz:))) I’ll mark you BRAINLIEST

Y = -4x + 8 Y=3/5x - 6/5

VladimirAG [237]

Answer:

x=2 and y=0

Step-by-step explanation:

Rewrite equations:

y=−4x+8;y=

3

5

x+

−6

5

Step: Solvey=−4x+8for y:

y=−4x+8

Step: Substitute−4x+8foryiny=

3

5

x+

−6

5

:

y=

3

5

x+

−6

5

−4x+8=

3

5

x+

−6

5

−4x+8+

−3

5

x=

3

5

x+

−6

5

+

−3

5

x(Add (-3)/5x to both sides)

−23

5

x+8=

−6

5

−23

5

x+8+−8=

−6

5

+−8(Add -8 to both sides)

−23

5

x=

−46

5

−23

5

x

−23

5

=

−46

5

−23

5

(Divide both sides by (-23)/5)

x=2

Step: Substitute2forxiny=−4x+8:

y=−4x+8

y=(−4)(2)+8

y=0(Simplify both sides of the equation)

5 0

3 years ago

Help please ...................

GarryVolchara [31]

Answer:

$2( \frac{1}{2}5 \times 6.4) + 2( \frac{1}{2} 5 \times 12.4) \\ = 2(16) + 2(31) \\ = 32 + 62 \\ = 94m ^{2}$

6 0

3 years ago

Read 2 more answers

Janelle requested one statistics book from two different libraries of her neighborhood. There is 52% chance that the book is ava

Advocard [28]

For the first one is definitely 0.12
The second one I was having trouble with, but I know it is not .25 or .75. Looking at the leftover answers I would say .36 because I already used .12. Also .52 and .25 are the givens.

7 0

3 years ago

Brock heard that as a general rule, he should spend no more than one week's pay on rent. If Brock's salary is $25,200 per year,

olasank [31]

There are about 52 weeks in a year, so divide 25200 by 52 (484.6). He gets paid $484.60 per week. So he should spend a maximum of C. $485 on rent per month.

8 0

3 years ago

Read 2 more answers

Answer choices:

pychu [463]

Answer:

B. 15

Step-by-step explanation:

The chances of randomly selecting keys for a sports car or convertible is 5/40 since there are a total of 5 sports and convertible car keys and a total of 40 keys overall. We then multiply that 5/40 by 120 because Sam randomly selects a key 120 times.

5/40 × 120 = 15

4 0

3 years ago