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Llana [10]
3 years ago
15

Help me please !!!!!!!!

Mathematics
1 answer:
Mademuasel [1]3 years ago
6 0
Line up corresponding parts of the similar triangle to make ratios.
You need 3 parts of the 6, including one complete fraction.
Next cross-multiply to solve for the missing sides.

# 15
a/x = b/y = c/z
6/10 = 8/y
cross-multiply
6y = 8*10
6y = 80
divide both sides by 6
y = 13 1/3 or 40/3
CHECK
6/10 ??=?? 8/ (13 1/3)
.6 = .6 CHECKS

# 16
4/7 = c/5
cross-multiply
7c = 4 * 5
7c = 20
divide both sides by 7
c = 20/7
CHECK
4/7 ??=?? (20/7)/5
.5714 = .5714 CHECKS


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Which fraction is equivalent to : 3/8 +1/8
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I need help with<br> If x = 5, find the value of LaTeX: 16-x16 − x
Nina [5.8K]

Answer:

-69

Step-by-step explanation:

16-(5)(16)-(5)

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3 0
3 years ago
Simplify the expression: (4p-8/p^3-2p^2-q+2/q^3+2q^2) x p/2q-p
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I would explain how to get it but it’s like 20 steps into getting this
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5 0
2 years ago
To make a salad dressing you mix vinegar and olive oil in the ratio 2:5 how much olive oil is needed with 20 ml of vinegar
eduard

Answer:

Step-by-step explanation:

Set this up as a proportion with the ratios being

\frac{vinegar}{oil}  If there is a 2:5 ratio of vinegar to oil, that ratio looks like this:

\frac{v}{o}:\frac{2}{5} and if we are looking for how much oil, x, is needed for 20 ml of vinegar, then that ratio completes the proportion:

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2x = 100 so

x = 50 ml of oil

3 0
3 years ago
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