3 years ago

Which expression is equivalent to −7 + 4(2 − 5)

Mathematics

1 answer:

Komok [63]3 years ago

8 0

Answer:

$- 7 + 4(2 - 5) \\ \\ - 7 + 4( - 3) \\ - 7 + - 12 \\ = 19$

You might be interested in

Consider the number lines shown below which shows jump from one number to another. There are four different arrows, starting fro

horsena [70]

Answer:

Step-by-step explanation:

Its number line 2.

7 0

2 years ago

The perimeter of a triangle equals 16 centimeters. Two of its sides are equal and each of them is 2.9 centimeters bigger than th

sweet [91]

$x+2.9-\text{the length of two side}\\x-\text{the length of third side}\\\\\text{The equation}\\\\x+x+2.9+x+2.9=16\\3x+5.8=16\ \ \ \ \ \ |-5.8\\3x=10.2\ \ \ \ |:3\\x=3.4\\x+2.9=6.3\\\\Answer:\ 6.3\ cm,\ 6.3\ cm\ and\ 3.4\ cm$

3 0

3 years ago

Answer this question

slega [8]

The answer is 6

First, you must put the values in the formula.

$a^2+b^2=c^2$

$a^2+8^2=10^2$

Then, you must simplify the exponents.

$a^2+64=100$

Next, subtract 64 on both sides.

$a^2+36$

Finally, eliminate exponents.

$\sqrt{a^2}=\sqrt{36}$

$a=6$

7 0

4 years ago

If a triangle has angles of X+2, 2x, and 55. What are the three angle<br> measurements?

KengaRu [80]

Answer:

41, 43 and 82

Step-by-step explanation:

hope it may help you

8 0

3 years ago

Peggi put some hairbows in 6 party bags. Her sister Tori put 2 more

irga5000 [103]

Answer:

Peggi put a total of 18 hair bows in the bag

Step-by-step explanation: There at six bags with an unknown amount of hairbows in each bag. You add 2 to each bag and you will end up getting 12 hairbows from her sister because 6x2=12. then you subtract the total (30) from her sister Toris amount (30-12) this equals 18.

5 0

3 years ago