3 years ago

Plzzz help i am ineeeddeddeedeededed of it!!!

1 answer:

6 0

Sallys statement is always true
for example:
-6 + 2 = -4
but if I turn it around
2 - 6 = -4
same answer

-6 -6 = -12
swap around -6 - 6 = 12
same answer

again -3 + 6 = 3
and 6 - 3 = 3

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Will crown brainliest

Free_Kalibri [48]

Answer: B)

Step-by-step explanation:

If y = z then replace z for y in the second equation.

2 y + z = 12

2y + y = 12

3y = 12

y = 4

This also means z = 4.

Insert both of these values into the first equation:

x + y + z = 8 + 2sqr3

x + 4 + 4 = 8 + 2sqr3

x + 8 = 8 + 2sqr3

x = 2sqr3

8 0

3 years ago

Solve the system of equations. 2y - 3x = -27 5y + 3x = 6 What is the x ?

REY [17]

Answer:

x= 9 +2y/3

x= 2 -5y/3

3 0

2 years ago

Find x to the nearest degree 9 5

netineya [11]

Answer:

Cos°=B/H

=5/9

=0.5

=1/2

Cos60°=1/2

Therefore, x=60°

3 0

2 years ago

Determine the correct equation for the following verbal sentence: The total distance traveled, d, at a constant speed of 45 mile

lidiya [134]

D=45h
It looks like that is option B

6 0

2 years ago

Read 2 more answers

What is the value of m in the equation 5m − 7 = 6m 11? 18 1 −18 −1.

denpristay [2]

Answer:

-7 = m

Step-by-step explanation:

5m − 7 = 6m

Subtract 5m from each side

5m-5m − 7 = 6m-5m

-7 = m

6 0

1 year ago