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ahrayia [7]
2 years ago
8

I need helps with this

Mathematics
1 answer:
slega [8]2 years ago
3 0

Answer:

A. -3(5x - 13)

Step-by-step explanation:

When you open the bracket

You have -3 x 5x -3(-13)

Negative negative gives you positive

Then it becomes

-15x + 39

You might be interested in
Evaluate if m = 16 and p = 2. 1/2m + 3p A) 10 B) 14 C) 18 D) 48
Zepler [3.9K]

Answer:

B) 14

Step-by-step explanation:

We can plug in the values of m and p into the equation:

1/2 m + 3p = 1/2 (16) + 3 (2) = 8 + 6 = 14.

4 0
3 years ago
What's the answer to: divide £48 in the ratio 7:5 (please show your working, much appreciated)
Brums [2.3K]
I can see you come from outside the USA. No insults intended!!
.
Anyways, we have to put one side of the ratio and match it to 48. 
.
Or even better...
.
MAKE!!
A!!
PROPORTION!!
.
So... Let's say 7 is proportional to 48... so 7/5 = 48/x, where x is the number equivalent to ratio of 5.
.
Cross multiply!!
<span>.
</span>7x = 240.
.
Divide 7 on both sides.
.
x = 34 2/7.
.
Hope I helped!!
4 0
3 years ago
Could someone help me please thank you
lara31 [8.8K]

Answer:

5

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
Find the missing side
Wittaler [7]

Answer:

See below

Step-by-step explanation:

Remember SOHCAHTOA

Soh...

Sine = Opposite / Hypotenuse

...cah...

Cosine = Adjacent / Hypotenuse

...toa

Tangent = Opposite / Adjacent

In this case we use TOA.

tan(71) = x/34

x = tan(71) * 34

x = 98.7

7 0
2 years ago
8 8/9 - 5 1/11???????????????????????
saw5 [17]

Hiiii

Answer:

The answer is 4 25/99

4  \frac{25}{99}

5 0
2 years ago
Read 2 more answers
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