manitull123 manitull123

29-01-2017
Mathematics

contestada

what is the answer too 3x-4+20=55

Respuesta :

awesomesauceaid awesomesauceaid

29-01-2017

the answer is 13 move over the constants and divided by 3

Answer Link

Аноним Аноним

29-01-2017

1st: subtract 20 from both sides: 3x-4+20-20=55-20
2nd: simplify: 3x-4=35
3rd: add 4 to both sides: 3x-4+4=35+4
4th: divide 3 from both sides: 3x/3=39/3
5th: x=13

Answer Link

Otras preguntas

A online video-streaming services charges a one-time membership fee of $20 and a monthly fee of $7.50. How many months of membership will $115 pay for

Decrease 20g by 12.5%

How many millions of years was the Paleozoic?

Identify the finite and non-finite verbs in the sentences given below:-1. He gave me a chair to sit.2. I want to buy some clothes.3. Barking dogs seldom bite.4.

What is the distance between the points (-30, -10) and (-30, 19) in the xy-plane?

Which statement is true regarding the theory of natural selection? A. It states that organisms with beneficial characteristics are guaranteed to reproduce. B.

What is the largest possible value x could take given that it must be an integer? x<5

What is the product? x² - 16 x² – 2x² + x 2x+8 x + 3x-4 x(x-4)(x-1) 2(x+4) X(x-1) 2 (x+4)(x-4) 2x(x-1) (x-4)(x-1) 2x(x+4)

The width of a rectangle is 7t-1.5 feet and the length is 1.5t + 8 feet. Find the perimeter of the rectangle. The perimeter of the rectangle is feet.

Edwin goes to a restaurant with some friends. Here are the meals they have 2 fish and chips at £9.25 each 1 chicken and chips at £9.50 1 roast lamb at £10.5