4 years ago

What is 2x+2y if x+2y=6 and x+y=10

Mathematics

1 answer:

irina1246 [14]4 years ago

8 0

X=-2y+6
-2y+6+y=10
-y+6=10
-y=4
y=-4
X=14

2(14) + 2(-4)=28- -8=28+8=36

Answer is 36 I think

You might be interested in

Solve the system of equations by substitution - 5x+8y= -86 <br>y=6x-43

n200080 [17]

Answer:

(6 ,-7)

Step-by-step explanation:

$- 5x + 8y = - 86 \\ y = 6x - 43 \\ - 5x = - 86 - 8y \\ x = 17.2 + 1.6y \\ y = 6(17.2 + 1.6y) - 43 \\ y = 103.2 + 9.6y - 43 \\ 8.6y = - 60.2 \\ y = - 7 \\$

$x = 17.2 + 1.6( - 7) \\ x = 17.2 - 11.2 \\ x = 6$

6 0

3 years ago

Solve in standard form: 2x +y=-2

nlexa [21]

Answer:

2x+y+2=0

Step-by-step explanation:

I from Mexico:)

8 0

3 years ago

Choose all the decimals that are equivalent to ( 9 x 100) + (2 x 10) + (3 + 1/10) + (5 + 1/500)

vredina [299]

Answer:

Explanation:

(9 x 100) + (2 x 10) + (3 + 1/10) + (5 + 1/500)

(900) + (20) + (3.1) + (5.002)

928.102

So you were right, it’s B and E.

4 0

3 years ago

48 divided by 4,756 <br><br> im really behind-

Ludmilka [50]

Answer:

0.0100925147183

Step-by-step explanation:

5 0

4 years ago

Read 2 more answers

An icicle has a volume of 3769.91 mm if this icicle Drips at a rate of 75 mm/min How long will it take the icicles completely me

kvasek [131]

Answer:

The answer is 3,019.92 cubic millimeter

Step-by-step explanation:

take 375 plus 375 to get 750

then 3769.91 - 750 to get the 3,019.92

3 0

4 years ago

Read 2 more answers