wowwdanny
wowwdanny wowwdanny
  • 21-01-2021
  • Mathematics
contestada

Seven times the sum of a number and 3 is 9.​

Respuesta :

katieshelton34 katieshelton34
  • 21-01-2021
7(x+3)=9 is the formula
Distribute the 7
7x+21=9
Subtract 21 from both sides
7x=-12
Divide 7 on both sides
X=-12/7
Answer Link

Otras preguntas

locate and label the following fraction on the number line 1/2 4/2 5/20             1                 2               3
How did movie stars help in the war effort?
10 boys share 7 cereal bars equally ,what fraction of a cereal bar does each boy get ?
A pelican consumes 33 1/3% of its body weight in one meal. Write this percent as a fraction in simplest form.
Teach me about ratios
how do i Subtract and simplify: (11x2 + 7) – (6x2 + 3x – 3)
Mamma McGurkin is planning Thanksgiving dinner. The number of pounds of turkey she will buy depends on the number of people she invites to dinner. # of people i
how do u simplify 15x^4 y^2 over 40x^3 y^2
factor each polynomial  5xy-10x
rose bush — grasshopper — mouse — snake —hawk — earthworm The hawk could eat either the snake or the mouse and, thus, could represent which two different levels