2 years ago

Which expression is equivalent to (-4-x)-(3y-9x)

2 answers:

6 0

Basically, you just need to simplify it first, then combine like terms.
(-4-x)-(3y-9x)
= -4 - x - (3y - 9x)
= -4 - x + -1(3y) + -1 (-9x)
= -4 + -x + -1(3y) + -1(-9x)
= -4 + -x + -3y + 9x
= (-x + -9x) + (-3y) + (-4)
= 8x + (-3y) + (-4)
= 8x - 3y - 4

Nookie1986 [14]2 years ago

3 0

You might be interested in

Q3.

umka2103 [35]

Answer:

8.48%

Step-by-step explanation:

Bill's weight decreases from 64.8 kg to 59.3 kg.

We need to find the percentage decrease in Bill's weight. It can be calculated as follows :

$\%=\dfrac{64.8 -59.3 }{64.8 }\times 100\\\\=8.48\%$

So, the required decrease in percentage is 8.48%.

3 0

2 years ago

Two trains leave stations 272 miles apart at the same time. One train travles 75 miles per hour while the other travles at 95 mi

VARVARA [1.3K]

102 miles for them to meet up

5 0

2 years ago

Find 3/4ths of 40 ......................................................

Mkey [24]

30.

3/4 is equal to 75%, so take 75% of 40 by multiplying .75 by 40 to get 30

5 0

2 years ago

Read 2 more answers

X-2y=4 in slope intercept form

Yuliya22 [10]

Answer:

y = 1/2x - 2

Step-by-step explanation:

Slope intercept form:

y = mx + b

x - 2y = 4

-2y = -x + 4

2y = x - 4

y = 1/2x - 2

8 0

2 years ago

Read 2 more answers

Write 73/1000 as a decimal

qaws [65]

It will be 0.073. because the 73 is in the 1000 place

8 0

2 years ago