3 years ago

FIRST CORRECT ANSWER WILIL GET BRAINLIEST AND FULL RATES!!!

Mathematics

1 answer:

Ghella [55]3 years ago

7 0

The answer is 2 hope I helped

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Will measured the diameter of a penny as 1.9 cm using the ruler. What is the margin of error? 1.5 cm to 2.0 cm 1.5 cm to 2.5 cm

Anna35 [415]

The answer is 1.5cm to 2.0cm

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3 years ago

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Add up the answer first to see of these correct or incorrect, if incorrect explain why it is not equal.

Stells [14]

Answer:

1) incorrect

2) incorrect

Step-by-step explanation:

-2x-2x = 0 ?

-2x -2x = -4x

It will be 0 only if x = 0.

Not always true, so incorrect

x+x = x² ?

2x = x²

They will be equal if x = 0 or 2.

Not always true so incorrect

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2.4 Assignment 4

brilliants [131]

Answer:

Step-by-step explanation:

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2 years ago

Solve each system using substitution or elimination. Show all required work. X^2+y^2=40 -x+y=-8

mr_godi [17]

Answer:

steps and answers in the pic..hope u can understand the calculations...

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3 years ago

Mrs. Whatsit spends a lot of time sleeping. Last week she spent 159,547 seconds sleeping. This week she slept some more. If she

gulaghasi [49]

Answer:

142,853

Step-by-step explanation:

Subtract.

302400

- 159547

_______

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3 years ago

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