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lesantik [10]
4 years ago
12

PLEASE HELP  WILL MARK BRAINLEIST

Mathematics
1 answer:
lukranit [14]4 years ago
7 0
90=3n+4n-15

90=7n-15

105=7n

15=n

Then...
∠LQK=4(15)-15
∠LQK=60-15
∠LKQ=45°
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Least to greatest for 4.375×10 , 1.5 inches, 1 7/8 inches,0.25 inches, 1.428×10 inches
Andre45 [30]
<span>4.375×10 = 43.75
</span><span>1 7/8 = 15/8 = 1.875
</span>1.428×10 = 14.28

so order from <span>Least to greatest:
</span>0.25 inches, 1.5 inches, 1 7/8 inches, 1.428×10 inches and <span>4.375×10 inches</span>
7 0
3 years ago
Brad says that if a second number is 125% of the first number, then the first number must be 75% of the second number. Is he cor
olga55 [171]

Answer: He is not correct.

Steps:

Let x1 and x2 be the first and second number, respectively.

x_2 = \frac{5}{4}x_1\\\frac{4}{5}x_2 =x_1

In words, if the second is 125%, or 5/4 of the first number (first equation),

then the first is 4/5 of the second, which is 0.8 or 80%.

8 0
3 years ago
Please answer !!!!!!!! Will mark brainliest whoever answers correctly !!!!!!!!
kirill115 [55]

Answer:

g(q) = 5/8q

Step-by-step explanation:

-7q + 12r = 3q - 4r

Add 4r to each side

-7q + 12r+4r  = 3q - 4r+4r

-7q +16r = 3q

Add 7q to each side

-7q+7q +16r = 3q+7q

16r = 10q

Divide each side by 16

16r/16 = 10q/16

r = 5q/8

g(q) = 5/8q

5 0
4 years ago
Pair of shoes cost three times as much as a scarf. The total cost of one pair shoes and one scarf is $32. If S represents the co
Mariulka [41]
Let's break down all the information we receive from the question.

One pair of shoes= three times as much as a scarf
One pair of shoes and one scarf= $32

We need to make an equation where 3s= pair of shoes and s=scarf. We then need to put one pair of shoes + one scarf = 32.
3s+s=32
Now add.
4s=32
You could use 4s=32 (or 32÷4=s).
6 0
4 years ago
Equivalent expressions of z+(z+6)
Gennadij [26K]

Answer:

2z+6 or 2(z+3) are the equivalent expressions

Step-by-step explanation:

z+(z+6)

opening the brackets

z+z+6

=2z+6

or if we take 2 as common the answer is

=2(z+3)

i hope this will help you :)

3 0
3 years ago
Read 2 more answers
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