Question

Seven more than five times a number​

Answer 1

Answer:

Let n = the unknown number

2n = 5n +7

-2n -2n

0 = 3n + 7

-7 -7

-7 = 3n

3n/3 = -7/3

n = -2 1/3

Answer 2

Answer:

᙭ = 7/4 = 1.75

Step-by-step explanation:

Lᴇᴛ ᴛʜᴇ ᴜɴᴋɴᴏᴡɴ ɴᴜᴍʙᴇʀ ɪs X.

Sᴏ,

᙭ = 5᙭ + 7

Oᖇ, 5᙭ - ᙭ = 7

Oᖇ, 4᙭ = 7

Oᖇ, ᙭ = 7/4 = 1.75

ᘜOOᗪ ᑎIᘜᕼT