3 years ago

Do anyone know how to answer this?

1 answer:

8 0

Answer:

Step-by-step explanation:

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sergiy2304 [10]

d1 = 51(t)

d2 = 71(8 - t)

d1 + d2 = 508

and now you just have to solve for t.

3 0

3 years ago

DerKrebs [107]

Answer:

Step-by-step explanation:

7 0

3 years ago

matrenka [14]

Answer:

x=2

Step-by-step explanation:

4( 2+x) = 18-x

8 + 4x = 18 - x

4x+x = 18-8

5x= 10

x=2

8 0

3 years ago

liubo4ka [24]

Answer:

Step-by-step explanation:

4 0

2 years ago

shtirl [24]

$12 = \frac{1+a}{1-a} => 12(1-a)= 1+ a \\=> 12 -12a = 1 + a => 12a+1 = 12-1 \\=> 13a = 11 => a= \frac{11}{13}$

ok done. Thank to me :>

8 0

2 years ago