3 years ago

Write the equation of the line that is perpendicular to y=1/2x+3 and has a y-intercept of -4

Mathematics

1 answer:

ANTONII [103]3 years ago

4 0

Answer:

y=-2x-4

Step-by-step explanation:

When an equation is perpendicular, then it is the equation's inverse. The inverse of 1/2 is -2

The y-intercept is b in y=mx+b. In this equation, b=-4

You might be interested in

HELP PLS ASAP i’ll mark as brainliest if correct !

MrMuchimi

Answer is 1 : 3 or C

7 0

3 years ago

Help on logarithmic equation

inessss [21]

$\log _{ 2 }{ \left( 3-x \right) } +\log _{ 2 }{ 5 } =2\log _{ 3 }{ 5 } \\ \\ \log _{ 2 }{ \left( 5\left( 3-x \right) \right) } =\log _{ 3 }{ \left( { 5 }^{ 2 } \right) } \\ \\ { 2 }^{ \log _{ 3 }{ 25 } }=5\left( 3-x \right) \\ \\ { 2 }^{ \log _{ 3 }{ 25 } }=15-5x\\ \\ 5x=15-{ 2 }^{ \log _{ 3 }{ 25 } }\\ \\ x=\frac { 15 }{ 5 } -\frac { { 2 }^{ \log _{ 3 }{ 25 } } }{ 5 } \\ \\ x=3-\frac { { 2 }^{ \log _{ 3 }{ 25 } } }{ 5 }$

8 0

3 years ago

What would the altimeter read if Janelle were at sea level? What do the positive readings on the altimeter represent? What do th

EleoNora [17]

Step-by-step explanation:

a square has the same perimeter as a 5cm by 7cm rectangle. which of the following area of the square

4 0

2 years ago

Last month you went on three hikes. one hike was2 3/4 miles long one was 1 1/2 miles long and was 3 3/4 miles long. in decimal h

creativ13 [48]

2 3/4 = 2.75

1 1/2 = 1.5

3 3.4 = 3.75

2.75 + 1.5 + 3.75 = 8

You hiked 8 miles last month in total.

8 0

4 years ago

Read 2 more answers

How do you solve -2+6(-6x+6)?

Natali5045456 [20]

Answer: −36x+34

Step-by-step explanation:

Equation: −2+6(−6x+6)

Step 1. distribute the equation:

−2+(6)(−6x)+(6)(6)

−2+−36x+36

Step 2. Finally combine like terms:

−2+−36x+36

(−36x)+(−2+36)

−36x+34

Final Answer:

−36x+34

Hope I could help! :)

4 0

3 years ago