03-02-2017
Mathematics

contestada

Four times the sum of a number and three is seven times the number decreased by three what is the number

Respuesta :

Xander4D Xander4D

03-02-2017

4(A+3) = 7A -3
4A +12 = 7A -3
7A -4A = 12+3
3A = 15
A = 5

Answer Link

Otras preguntas

Inverse of the function Y = 3x^5 -4

Which source would be most useful for a journalist writing an article on NASA's long-term plans for a manned mission to Mars? (3 points) Science fiction novels

Please help on this one?

60 POINTS AND BRAINLIEST IF ANSWERED WITH EXPLANATION _____ produce and secrete antibodies. macrophages phagocytes B lymphocytes T lymphocytes

Anyone mind helping?

By 2050, Europe’s population will be larger than it is today. Please select the best answer from the choices provided. T F

Match the type of graph with its description. 1. bar graph 2. line graph 3. scatter plot 4. histogram 5. box-and-whisker plot a. Compares data that is in cate

what is kinetix energy

i need help with factoring this problem. would anyone care to help me?

What is the discriminate of the quadratic equation 0=2x^2+3x-5