3 years ago

-b+7c b=2 c=-4 What’s the answer

Mathematics

2 answers:

Neko [114]3 years ago

8 0

Answer:

-30

Start with multiplication 7x(-4) will equal -28 then add that to the -2 and you will get -30

Nataly [62]3 years ago

6 0

Answer:

-4/7+b/7

Step-by-step explanation:

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Is the answer is b please help

neonofarm [45]

The answer is A).
0.14/0.2
=0.7

4 0

4 years ago

If a triangle ABC, angle A is three times as large as angle C. The measure of angle B is 30 less than that of angle C. Find the

klasskru [66]

$180=a+b+c$
$180=3c+(c-30)+c$
$180=5c-30$
$210=5c$
$c=42$
$a=3c$
$a=3(42)$
$a=126$
$b=c-30$
$b=42-30$
$b=12$

Check:
126+12+42=180
180=180 ---> Checks TRUE

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3 years ago

What is the value of the expression below when y = 7?<br> 2y^2 + 9y + 2

exis [7]

Answer:

163

Step-by-step explanation:

$2*(7^{2}) +9(7)+2$

$2*(49)+9(7)+2$

$98+63+2$

$=163$

7 0

3 years ago

Determine whether 69 is divisible by 3

weeeeeb [17]

Add the digits together and if 3 will divide evenly into the answer, it is divisible by 3

For instance:
6 + 9 = 15
15 /3 = 5

3 divides into 15 evenly so 69 is divisible by 3

7 0

3 years ago

Read 2 more answers

You were given 12 math problems for homework. You completed 5/12 of them at school. Which equation shows how to find the fractio

gogolik [260]

Answer:

7/12

Imagine this:

you had a block set with 12 blocks in it

you built a tower with 5 blocks (5/12)

You have 7 blocks left (7/12)

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6 0

3 years ago