Solve: 2x-7>3 or 4-x≤-4

Question

asked Sep 20, 2021 212k views

2 Answers

Daniel Moura · Answer 1 · 2021-09-22T13:55:03+0000

Answer:

2x-7>3 -----> x>5

4-x≤-4 ------> x
$\geq$ 8

Explanation:

2x-7>3

2x-7+7>3+7

2x>10

2x/2 > 10/2

x>5

4-x≤-4

4-x-4
$\leq$ -4-4

-x
$\leq$ -8

(-x)(-1)
$\geq$ (-8) (-1)

x
$\geq$ 8

Tadashi · Answer 2 · 2021-09-26T06:58:57+0000

Steps to solve:

2x - 7 > 3

~Add 7 to both sides

2x > 10

~Divide 2 to both sides

x > 5

Steps to solve:

4 - x <= -4

~Subtract 4 to both sides

-x <= -8

~Divide -1 to both sides

x >= 8

Best of Luck!