2 years ago

Solve kx + 7 = 4 for x.

2 answers:

8 0

Answer:

x= -3/k

Step-by-step explanation:

Isolate the variable by dividing each side by factors that don't contain the variable.

6 0

Answer:

Step-by-step explanation:

You might be interested in

Masteriza [31]

Three little birds out of my window and they told me I don’t need to worry

3 0

2 years ago

andreyandreev [35.5K]

You multiply the numbers and add the variable's exponents.

7 0

3 years ago

notsponge [240]

800 is 100% so 20 is 40% of 800.

8 0

2 years ago

Rainbow [258]

Answer:

63.62

Step-by-step explanation:

3 0

2 years ago

Nikolay [14]

Answer:

5 units (you are right!)

Step-by-step explanation:

The triangles ABD and BCD are similar.

Therefore,

$\frac{x}{10}=\frac{10}{4x} \\4x^{2}=100\\x^{2}=25\\x=5$

I hope this helped!

6 0

2 years ago