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3 years ago

Is the following no solution or identity? 2x - 3=-3+2x

Mathematics

1 answer:

Darya [45]3 years ago

8 0

Answer:

2x-3 = 2x-5

because both sides have the same x value ( 2x) this problem has no solution

Step-by-step explanation:

PLZ MARK ME BRAINLYIST

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Find the value of 85²-15² using the difference of two squares method

Mekhanik [1.2K]

Answer:

$7000$

Step-by-step explanation:

Recall the form of the difference of squares.

$x^2 - y^2 = (x+y)(x-y)\\\\\\$

Now let's apply it to your numbers:

$85^2 - 15^2 = (85 + 15)(85 - 15)$

Simplify:

$(100)(70) = 7000$

5 0

3 years ago

Work out the circumference of a circle with diameter of 1.8 cm

Nookie1986 [14]

$c = \frac{ \alpha \times \pi }{180} \times r \\ \\ c = \frac{360\pi}{180} \times \frac{9}{10} \\ \\ c = \frac{18\pi}{10} \\ \\ c = 1.8 \times 3.142 \\ \\ c = 5.7$

8 0

4 years ago

Read 2 more answers

CAn you please help me pleaseeee

Goryan [66]

True false true is the answer I would believe

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3 years ago

A pound of apples costs $1.98 how much will 0.75 pounds cost ?

Alina [70]

Given:

Cost of one pound of apples = $1.98

To find:

The cost of 0.75 pound of apples.

Solution:

We have,

Cost of one pound = $1.98

So, cost of 0.75 pound of apples = 0.75 × cost of one pound of apples

$\text{Cost of 0.75 pound of apples}=0.75\times 1.98$

$\text{Cost of 0.75 pound of apples}=1.485$

Therefore, the cost of 0.75 pound of apples is $1.485.

5 0

4 years ago

Of the total number of pages in a book, 62% have pictures and the rest have no pictures. There are 310 pages with pictures in th

9966 [12]

Answer:

500 pages

Step-by-step explanation:

310 ÷ 62 to find 1% which equals 5. Then multiply 5 by 100 to get 500

3 0

3 years ago