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kap26 [50]
3 years ago
8

Which ratio is equivalent to 21:56

Mathematics
1 answer:
sergejj [24]3 years ago
7 0
<span>Which ratio is equivalent to 21:56
</span>
Answer: 3:8
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Write the equation for a line in standard form (Ax+By+C) that is perpendicular to y = 3x -
salantis [7]

Answer:

x+3y-6=0

Step-by-step explanation:

given eqn is y=3x-2 which is 3x-y-2=0

the eqn of line perpendicular to given eqn is -x+3y+k=0

it passes through (6,4)

-6+3*4+k=0

or,. -6+12+k=0

or, k= -6

therefore, the eqn of line perpendicular to given eqn is x+3y-6=0

8 0
3 years ago
Find the volume of the figure if length = 1/2 m, width = 1/2 m and height = 6 meters. I WILL GIVE BRAINLIEST PLLZZZ SOMEONE HELP
goldfiish [28.3K]

Step-by-step explanation:

Volume of figure=length×width×height

=(1/2)×(1/2)×6

=0.5×3

=1.5m³

PLEASE GIVE BRAINLIEST

5 0
2 years ago
NEED ANSWER ASAP PLS WILL MARK BRAINLIEST
FromTheMoon [43]

Answer:

the answer for this is option C 4x/x+5

6 0
3 years ago
Read 2 more answers
2x-5y=11,4x+10y=18<br> Use elimination
Anna11 [10]

Answer:

Step-by-step explanation:

Reza Nazari, ‎Ava Ross · 2019 · ‎Study Aids

18) Choice D is correct sum of terms sum of numbers average ... –2(2x + 5y = 11) , –4x – 10y = —22 4x – 2y = –14 4x – 2y = –14 = –12y = —36 = y = 3 Plug in ...

6 0
2 years ago
HELPPHELPPPPP HELLPP PLEASEEE
Lilit [14]

Answer:

The answers of all four questions are below.

Step-by-step explanation:

(5)4+2x=−2x+44

Step 1: Simplify both sides of the equation.

2x+4=−2x+44

Step 2: Add 2x to both sides.

2x+4+2x=−2x+44+2x

4x+4=44

Step 3: Subtract 4 from both sides.

4x+4−4=44−4

4x=40

Step 4: Divide both sides by 4.

4x/4=40/4

x=10

-----------------------------------------------------------------------------------------------------------------

(6)114−3x=194−11x

Step 1: Simplify both sides of the equation.

114−3x=194−11x

114+−3x=194+−11x

−3x+114=−11x+194

Step 2: Add 11x to both sides.

−3x+114+11x=−11x+194+11x

8x+114=194

Step 3: Subtract 114 from both sides.

8x+114−114=194−114

8x=80

Step 4: Divide both sides by 8.

8x/8 = 80/8

x=10

------------------------------------------------------------------------------------------------------

(7)4x-12=-2x+36

4x-12+12=-2x+36+12

4x=-2x+48

4x+2x=-2x+48+2x

6x=48

6x/6=48/6

x=8

-----------------------------------------------------------------------------------------------------------

(9)-3x+90=117-12x

-3x+90-90=117-12x-90

-3x=-12x+27

-3x+12x=-12x+27+12x

9x=27

9x/9=27/9

x=3

-------------------------------------------------------------------------------------------------------

Oh, and a tip if your having trouble with algebraic expressions I recommend  you use mathpapa and symbolab when I was learning expressions this really helped me.  Have a great day.

5 0
2 years ago
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