Question

Four more than twice a number is seven more than the number. What is the number?

Answer 1

let the number be "x".... then 2x+4=x+7.... solve for "x"....

Answer 2

add 4x to both sides 2x + 4x - 5 = -4x + 4x + 7 simplify 6x - 5 = 7 add 5 to both sides 6x - 5 + 5 = 7 + 5 simplify 6x = 12 divide both sides ...

Answer 3

??????

Answer 4

im lost

Answer 5

no, its easy one... just combine the like terms...and solve...

Answer 6

please help last one to answer

Answer 7

post here...

Answer 8

i cant paste it

Answer 9

then,....?