All categories

3 years ago

Y = 6x + 8 y = –4x – 2

Mathematics

2 answers:

Luba_88 [7]3 years ago

8 0

Answer:D)-1,2

Step-by-step explanation: The lines cross at points (-1,2)

lara31 [8.8K]3 years ago

3 0

Answer:

x= 2

y = 20

Step-by-step explanation:

y = 6x + 8

y = –4x – 2

y = 4 (6x + 8 )

y = 6 (–4x – 2)

y = 24x + 32

y = –24 -12

___________

y = 20

input that back into the equation to find x

20 = 6x + 8

20 - 8 = 6x

12 = 6x

x= 2

You might be interested in

Obtuse angles measure greater than 90 degrees

Harman [31]

yes obtuse angles measure over 90 degrees and less 180 degrees

4 0

3 years ago

3.4=21 2.5=7. 4.4=؟

Licemer1 [7]

Answer:

Step-by-step explanation:

From the given values

The possible logic could be

if x.y is given

then it is equal to $=\frac{(x+y)\times x}{y-3}$

For 1st example

3.4 $=\frac{(3+4) \times 3}{4-3} =\frac{21}{1} =21$

For 2nd example

2.5 $=\frac{(2+5) \times 2}{5-3} =\frac{7 \times 2}{2} =7$

⇒4.4 $=\frac{(4+4)\times 4}{4-3} =32$

4 0

3 years ago

Please show x < 80 on a number line

nevsk [136]

Answer:

on the number line make an open circle at 80 (am open circle is this: ○) and connect that to an arrow that points back to 0 and the negative numbers. It doesn't matter how far back as long as you make it an arrow

7 0

3 years ago

Markuo spends $27 on some plants. Each plant costs $9. How many plants does he buy?

kicyunya [14]

Answer:

He can buy 3 plants

Step-by-step explanation:

$27 is the total amount of money he can spend, if each plant costs $9 the equation would be like this:

9x = 27

Divide 27 by 9 because division is the opposite operation to multiplication

x = 3

6 0

3 years ago

What is the mean of 74, 68, 87, 92, 96, 47, 26, 87

Tasya [4]

By adding 74,68,87,92,96,47,26,87 which gives you 577 and divide by 8 equals 72.1 hope that helps

8 0

3 years ago

Read 2 more answers