3 years ago

Help! I need this done immediately!

Mathematics

2 answers:

solmaris [256]3 years ago

7 0

It is 280 add them all

wel3 years ago

4 0

Answer:

280

Step-by-step explanation:

You might be interested in

If 3t − 7 = 5t , then 6t = how do you solve this

Alik [6]

$3t-7=5t \ \ \ |\hbox{subtract 3t} \\ -7=5t-3t \\ -7=2t \ \ \ |\hbox{multiply by 3} \\ \boxed{6t=-21}}$

4 0

3 years ago

Read 2 more answers

PLEASE HELP ME IM STUCK ON THIS QUESTION.

Vesna [10]

Answer:

You got it right. Triangle DAC

Step-by-step explanation:

Line segment DA is a perpendicular bisector(it cuts line segment CE perfectly in half making line segment AE an CA congruent. Since the triangle share line segment DA that makes them congruent by the SAS postulate

6 0

3 years ago

If guy walks from his house to school and back,how far does he walk?

Serga [27]

He walked the same distance to school and back home.
I hope this helped! :-)

8 0

4 years ago

Read 2 more answers

Use elimination to solve each system of equations<br> 2x-y=-1<br> 3x-2y=1

mixer [17]

$2x-y=-1 \ \ \ |\times (-2) \\
3x-2y=1 \\ \\
-4x+2y=2 \\
\underline{3x-2y=1 \ \ \ \ } \\
-4x+3x=2+1 \\
-x=3 \ \ \ |\times (-1) \\
x=-3 \\ \\
2x-y=-1 \\
2 \times (-3)-y=-1 \\
-6-y=-1 \ \ \ |+6 \\
-y=5 \ \ \ |\times (-1) \\
y=-5 \\ \\
\boxed{(x,y)=(-3,-5)}$

8 0

4 years ago

Read 2 more answers

The perimeter of a square is 20, find the length of a diagonal. Round your answer to the

nata0808 [166]

Answer:

Step-by-step explanation:

5 0

3 years ago