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3 years ago

Two equivalent expressions the are equal to (9-c)+(9-c)+(9-c)+(9-c) is

Mathematics

1 answer:

Brums [2.3K]3 years ago

8 0

Answer: 9x4= 36 then add the c= 36c

Step-by-step explanation:

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What is the missing length?

Kipish [7]

Answer:

Step-by-step explanation:

89^2-39^2=6400, 6400=80^2

4 0

3 years ago

Find the coordinates of the midpoint of the segment whose endpoints are R(9, 3) and S(-1, -9).

amm1812

Answer:

$(4, -3 )$

General Formulas and Concepts:

Pre-Algebra I

Order of Operations: BPEMDAS

Algebra I

Midpoint Formula: $(\frac{x_1+x_2}{2}, \frac{y_1+y_2}{2} )$

Step-by-step explanation:

Step 1: Define

R (9, 3)

S (-1, -9)

Step 2: Find midpoint

Substitute: $(\frac{9-1}{2}, \frac{3-9}{2} )$
Subtract: $(\frac{8}{2}, \frac{-6}{2} )$
Divide: $(4, -3 )$

4 0

3 years ago

Need help on this one too

KiRa [710]

I think it's none because that should be communitive and that's not there so.

4 0

3 years ago

Solve for x. please help me!!

Nady [450]

Answer:

(2)(18)x

=36x

Step-by-step explanation:

sorry if its wrong i need points and i didnt quit know what this was but sorry if this was wrong and sorry if i didnt help

7 0

3 years ago

Unday by 11:59pm

goldfiish [28.3K]

Undefined (not a real number)

The square root of -256 would result in an imaginary number so by terms, it's "not real". The imaginary number would be 16i. 16x 16 =256, but since it's negative, it's √16 √16i.

6 0

2 years ago