3 years ago

Whats the answer to 3+9(4x+8)30x20

Mathematics

2 answers:

Alik [6]3 years ago

6 0

Answer: 3+36x+480= 483+36

Step-by-step explanation: That's math for you

AnnZ [28]3 years ago

5 0

Answer:

The Answer is 1080x^21 + 2160x^20 + 3

Step-by-step explanation:

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How can you add the fractions 3/10 and 2/5? Explain

Vinvika [58]

3/10+ 2/5
= 3/10+ 4/10 (common denominator is 10)
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The final answer is 7/10~

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3 years ago

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yarga [219]

Answer:

3.59

Step-by-step explanation:

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3 years ago

Solve for x in the equation p(m+qx)=rx+n

katrin [286]

$p(m+qx)=rx+n\\\\\implies pm+pqx = rx+n\\\\\implies pqx-rx = n-pm\\\\\implies x(pq -r) = n-pm\\\\\implies x = \dfrac{n-pm}{pq-r}$

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2 years ago

A phone is 35 percent off which is now worth 78 pounds what was the original price

Black_prince [1.1K]

Answer:

120 pounds

Step-by-step explanation:

65% of y= 78 pounds

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65y = 78 × 100=7800

y= 7800/65= 120 pounds

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3 years ago

Halp me please. This questions is killing me. I need the answer. Solve $3a + 4b = a - 8b + 24$ for $a$ in terms of $b$.

Anuta_ua [19.1K]

Answer:

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Step-by-step explanation:

move b and a to their respective sides, getting a = -6b+12

tada :)

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3 years ago