What is 10+10 (2a-4)+(8a-6) using distributive property

1 answer:

3 0

The solution is solved as the following:
10 + 10(2a - 4) + (8a - 6)
10 + (10 * 2)a + (10 * -4) + 8a - 6
10 + 20a -40 + 8a -6
28a - 36

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Nookie1986 [14]

368.2 is the answer!

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3 years ago

GarryVolchara [31]

Answer:

y=8.94

Step-by-step explanation:

use the formula: a^2+b^2=c^2

64+y^2=144

y= $\sqrt{80}$

or y=8.94

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2 years ago

fomenos

Answer:

The second answer option

Step-by-step explanation:

Lmk if you need explanation

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3 years ago

kolezko [41]

I think that the answers are 4, 4 and 25 respectively

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2 years ago

Juli2301 [7.4K]

-3√45 + 3√20 = -3√(9 · 5) + 3√(4 · 5) =

= -3√(3² · 5) + 3√(2² · 5) =

= -3 · 3√5 + 3 · 2√5 =

= -9√5 + 6√5 = -3√5 ← the end

4 0

3 years ago