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vazorg [7]
4 years ago
13

Math 1 work it out please -3r + 10 = 15r-8

Mathematics
2 answers:
Natasha2012 [34]4 years ago
7 0

Answer:

r= 1

Step-by-step explanation:

There ya go Plz give me brainiest if it helped!!!

Semenov [28]4 years ago
3 0

Answer:

r = 1

Step-by-step explanation:

-3r + 10 = 15r - 8

Add 8 to both sides.

-3r + 18 = 15r

Add 3r to both sides.

18 = 18r

Divide both sides by 18.

r = 1

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By rounding to 1 significant figure, estimate<br> 542.04 x 1.88=
Verizon [17]

Answer:

542.04 × 1.88 = 1020

Facts about 1,020

Sig Figs

3

1020

Decimals

0

Scientific Notation

1.02 × 103

E-Notation

1.02e+3

Words

one thousand twenty

4 0
3 years ago
a big cruise ship dropped anchor off the Caribbean island of antigua. the heavy anchor dropped into the water at a rate of 2.5 m
AysviL [449]

Falling at the rate of 2.5 m/s for 45 seconds, the anchor fell

                                     (2.5 m/s) x (45 s)  =  112.5 meters .

If it wound up only 40 meters underwater, then it must have fallen

                                      (112.5 m  -  40 m)  =  72.5 meters

from its storage position on the big cruise ship, 
before it ever reached the water.

Since it was falling at the rate of  2.5 m/s, it took

                                     (72.5 m) / (2.5 m/s)  =  29 seconds

to get down to the water surface after it started dropping.

6 0
3 years ago
Are 4(5+x) and (5+4)+x equal
SSSSS [86.1K]

Answer:

No, they are not equal

Step-by-step explanation:

If x = 1

4(5+x) = 4(5+1) = 4 x 6 = 24

(5+4) + x  = 9 +1 = 10

24\neq10

3 0
3 years ago
Please help I will give brainliest or thanks please help me
Dovator [93]
15 minutes= 2 problems
75 / 15 = 5
2 x 5 = 10 problems
7 0
3 years ago
Read 2 more answers
The y-value of y = tan(x) when x = -90° and x = 90° is 0.<br><br> True<br><br> False
Lyrx [107]
We know, Tanx = sinx / cosx
Tan 90 = sin90 / cos 90
Tan 90 = 1/0

As zero is in the denominator, it can't be defined.

In short, Your Answer would be: "False"

Hope this helps!
5 0
4 years ago
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