Question

Choose the value that is a solution to the following inequality.
7x - 9 \leq 40

A. 7
B. 9
C. 10
D. 8

Answer 1

\[7x - 9 \leq 40\]

Answer 2

add both sides 9
simplify

Answer 3

add 9 to both sides? then divide 7 and 40?

Answer 4

you can't simplify 7 by 2

Answer 5

\[7x-9+9\le40+9\]

Answer 6

\[7x \le49\]
now divide both sides with 7

Answer 7

can u do it

Answer 8

yeah

Answer 9

7 / 7 = 1

49 / 7 = 7

Answer 10

\[x \le7\]

Answer 11

therefore x=7 or x<7

Answer 12

do u get it

Answer 13

X < 7

Cause X is equal to 1 basically

Answer 14

it is an inequation it has many solutions
if u choose x=7 it is true
and
if u choose any value less than 7 because x <7 it is true

Answer 15

in our problem
we take x=7

Answer 16

oh

Answer 17

so it's A?

Answer 18

yes

Answer 19

yes

Answer 20

Ok thank you!