3 years ago

What is the value of x in the equation 1.8-3.7x=4.2x+0.3

Mathematics

1 answer:

Nezavi [6.7K]3 years ago

6 0

Answer:

Step-by-step explanation:

you balance the equation by adding 3.7x on both sides and subtracting 0.3. you get:

1.5=7.9x you then divide by 7.9 on both side and get x=1.5/7.9

You might be interested in

Which graph represents the given equation? <br><br> Y = 3/2x^2 + 4x - 2

lana [24]

Answer:

The graph is B

8 0

2 years ago

The prism shown has a volume of 798 cm3.

a_sh-v [17]

Answer:

10.5 cm

Step-by-step explanation:

Volume = base area × height

798 = (9.5 × 8) × height

height = 798/76

height = 10.5

4 0

3 years ago

Consider the function f(x) = -4x²-9x+20.<br><br> Determine f(-2)=

hoa [83]

Step-by-step explanation:

you just substitute (-2) into the x values of the above function

$f( - 2) = - 4( - 2)^{2} - 9( - 2) + 20 \\ f( - 2) = 22$

3 0

2 years ago

Integer questions. Thank you!

andrezito [222]

3. We can see that
1+100=101
2+99=101
3+98=101
.................
and so on
From 1 to 100, there are 50 pairs that has the sum is 101
Z=101×50=5050
4. We can see that
1-2=-1
3-4=-1
5-6=-1
...........
and so on
There are 10 pairs that has sum is -1
Z= 10×(-1)=-10

4 0

3 years ago

Solve for x in the equation 2x^2+3x-7=x^2+5x+39

Alina [70]

Answer:

x=1±√47

Step-by-step explanation:

it's up above.

8 0

3 years ago