3 years ago

Solve the systems of equations using substitution. -3x + 2y = 12 x = 2y - 8

Mathematics

1 answer:

ankoles [38]3 years ago

4 0

-3(2y-8) + 2y = 12

-4y + 24 = 12

-4y = -12

y=3

x=2(3)-8

x=-2

You might be interested in

Please help me?!?!!?!!??!!?!!!

hjlf

I'm pretty sure it's 114 miles.

4 0

3 years ago

Read 2 more answers

Create an equivalent expression that includes a set of parentheses that make the value of the expression 13. Remember, you can h

kenny6666 [7]

I don't think that you put parentheses around any numbers because when I solve it with parentheses between numbers I get other numbers like 16 or 17

7 0

3 years ago

Find the volume of this square based pyramid. 5 cm 5 cm 5 cm. Round to the nearest tenth.

vodka [1.7K]

Answer:

41.666 cm³ or 41.7 cm³ rounded to the nearest tenth.

Step-by-step explanation:

Volume of a square pyramid = base length² × height ÷ 3

25 × 5/3 = 41. 666

Have a great day:)

4 0

3 years ago

The area of a baseball field bounded by home plate, first base, second base, and third base is a square. If a player at first ba

slega [8]

Answer:

120ft

Step-by-step explanation:

If the bases are 120ft apart from each other you would have to find the distance of going from first to second then to third. Then you divide it in half because you arent going around the diamond, you are cutting right through it.

8 0

2 years ago

Read 2 more answers

Write an equation of parabola in vertex form. NO LINKS!!!!!! Part 1

jolli1 [7]

Answer: lppkoijhuytfrdeswasdxcvbn

Step-by-step explanation:

5 0

3 years ago

Read 2 more answers