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WINSTONCH [101]
2 years ago
5

ZA and ZB are complementary angles. If m_A = (62 – 8)° and m

Mathematics
1 answer:
tino4ka555 [31]2 years ago
7 0

Step-by-step explanation:

A=62-8=54

if the angles are complementary that means that their sum is 90degrees, so 54+5x+21=90

5x=90-75=15

=>B=15+21=36

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if you have four rolls of quarters three rolls of Dimes and six rolls of nickels how much do you have
xz_007 [3.2K]
We know that
the number of coins that each roll contains is
<span>rolls of quarters-------> 40 coins
</span><span>rolls of Dimes---------> 50 coins
</span><span>rolls of nickels------> 40 coins

</span><span>four rolls of quarters------> 4*40*$0.25-----> $40
</span>t<span>hree rolls of Dimes-----> 3*50*$0.10------> $15
</span><span>six rolls of nickels-------> 6*40*$0.05-----> $12

total=[40+15+12]------> $67

the answer is
$67</span>
3 0
3 years ago
Please help me pleaseee
devlian [24]
I’m pretty sure it’s CB since it’s going the opposite direction!! :)
6 0
3 years ago
What is the 3 equivalent fractions for <br> 0.75
Phoenix [80]

The three fractions that are all equivalent to 0.75 are . . .

75/100

15/20

3/4

6/8

12/16

72/96

111/148

114/152

330/440

729/972


6 0
3 years ago
X + 3y = 6<br> 3x + 9y=-4 <br><br> Substitution ^
kozerog [31]

Answer:

1. x + 3y = 6  answer is    x = 6 − 3 y

2. 3x + 9y=-4  answer is  x = − 4 3 − 3 y

but if u are talking about both of them together it has no solution

Step-by-step explanation:

4 0
2 years ago
Is 98.45 a rational or irrational number?
MAVERICK [17]
It is a rational number because 98.45 can be turned into a fraction. 
5 0
3 years ago
Read 2 more answers
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