3 years ago

Solve and check: y = x + 4 y = 3x

Mathematics

1 answer:

Sav [38]3 years ago

3 0

Answer:

X=2

Step-by-step explanation:

3x = x + 4

3x - x = 4

2x = 4

x = 4/2

x = 2

Check:

3(2) = 2 + 4

6 = 6

You might be interested in

How does h

Agata [3.3K]

Answer:

h(t) = 16t changes 16 units every t. in the interval t=7 to t=2,

if its asking for:

$\int\limits^2_7 {16t} \, dt$

then it's

16(2) - 16(7) = 32 - 112 = -80

4 0

3 years ago

HELP PLEASE!! EXTRA POINTS AND BRAINLIEST WILL BE GIVEN!!

mezya [45]

Answer:

0.02651

Step-by-step explanation:

P(all 5 are boys) =

$\frac{7}{12} \times \frac{6}{11} \times \frac{5}{10} \times \frac{4}{9} \times \frac{3}{8}$

= 0.02651 ( wow low)

3 0

3 years ago

I need help !!! I don’t understand the problem

Pepsi [2]

Answer:

It would be -81²x+81x-18= -9x+6

Step-by-step explanation:

When you work equation one you get 18. Then when you work equation two, you get -2/3=-0.666666667

7 0

3 years ago

A cyclist travels 4 miles in 10 minutes and then a further 8 miles in 30 minutes without stopping. Calculate the cyclist's avera

andreev551 [17]

Answer:

0.3 mph

Step-by-step explanation:

Yee

5 0

2 years ago

Yooo im from k12 please help me rqqq!!!

jek_recluse [69]

$\sf \: 12x^{4} ( - 56x^{3} {y}^{2} )$

Multiplying a positive and a negative equals a negative: (+)×(-)=(-)

$\sf \: { - 12x}^{4} \times 56 {x}^{3} {y}^{2}$

Calculate the product

$\boxed{ \tt - 672x^{7} {y}^{2} }$

3 0

2 years ago

Read 2 more answers