3 years ago

A bit confused on what to do. Can someone help?

Mathematics

1 answer:

Allisa [31]3 years ago

4 0

Answer: the answer is on a calculator

Step-by-step explanation:

If your aboe to do that you can so anything

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PLZ HELP ME PLEASE!!!!... WILL GIVE BRAINLIEST. THANKYOU!

belka [17]

Answer:

1) 0.5

2)-2

3)-23

Step-by-step explanation:

1) -3×1=-3

-3+2.5= 0.5

2) -3×1.5=-4.5

-4.5+2.5= -2

3) -3×8.5=-25.5

-25.5+2.5=-23

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3 years ago

I need help with those two problems. Thanks for helping!

natima [27]

Answer:
1. To solve for “b,” you must isolate the variable. The result is 2A/h=b
2. In this question, we must solve for “F.” 9/5(C)+32=F

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3 years ago

What is the volume, to the nearest whole cubic inch, of a cylinder with a height of 10 inches and a radius of 8 inches? Use PI=3

HACTEHA [7]

V= pi *r ^2 *h for a cylinder
V= 3.14* 10* (8*8)
V=3.14*640=2009.60
if you rounded is 2010 in^3

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3 years ago

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a student answered 86 problems on a test correctly and received a grade 98% how many problems were on the test if all the proble

maxonik [38]

98% Grade was achieved, so 0.98 of the questions were answered correctly.

n = number of problems

$\frac{86}{n} = 0.98 \\ \\ n = \frac{86}{0.98} \\ \\ n = 87.755...$

Our final answer can't be a decimal, so we round it to:

$n = 87$

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3 years ago

What does 9(3-2x)=2(10-8x) equal to

guajiro [1.7K]

Answer:

x=72 x = 7 2

Step-by-step explanation:

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