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

When dividing a heading in an outline, it should be divided into __________.
What kellogg's product was introduced to compete with post's unsuccessful "country squares"?
A diamond shaped sign with a measurement on it, such as 12' 6'' is most likely a ______________ sign.
Whats the algebraic expression for a2 — 18b
Do a plane and a point always, sometimes or never intersect? Explain
What is the area of the triangle
What is the name for the point at which the two halves of a duplicated chromosome are connected?
Requirement b. what do you think is the best early career choice for the senior interested in ultimately becoming a certified fraud​ examiner?
The thermoneutral zone is defined as: the region of the body halfway between the high-temperature core and the low-temperature skin. the environmental temperatu
What is the probability that two phones of each type are among the first six serviced?