vhfutykxhgfZ vhfutykxhgfZ
  • 02-12-2020
  • Mathematics
contestada

What equation has a solution of x = 7 ?

A.
3 = x - 21

B.
42 = x + 28

C.
3
=
x
21
D.
28 = 4x

Respuesta :

kaileigh21 kaileigh21
  • 02-12-2020

answer= A

Step-by-step explanation:

Answer Link

Otras preguntas

what muscles are involved when you're tying your shoe laces
please help :-( thanks
Give five rational numbers lying between 3/5 and 4/5. Insert six rational numbers between 3 and 4.
which point lies on the graph of the boundary line of the inequality 3y + 4x< 12
Sam and lou need a total of 1 foot of wire for a science project.sam wire is 8 out of 2 n lou is 7 out of 8.Do they have enough.
Solve by elimination:4x+7y =8-8x -14y= 5
The molar heat of fusion of gold is 12.550 kJ mol–1. At its melting point, how much mass of melted gold must solidify to release 235.0 kJ of energy?
information about tigers
reason for adopting democracy in Libya,Egypt,Nepal and Bhutan?
solve for y.try factoring first,if factoring is not possible or difficult use quadratic formula,(y2  2isabovey -10y+23=0)