Due urgently if not done I’m gonna fail

Pre-Algebra
Due TODAY

x = -2

Step-by-step explanation:

2x + 7 = 3

Cancel the 7 by subtracting from both sides

2x + 7 - 7 = 3 - 7

2x = -4

2x / 2 = -4 / 2

x = -2

phosphate, calcium ion, chloride ion, neon atom

step-by-step explanation:

let x be the money she spent so that she can earn the free t-shirt.

since, she already spent $112.49

⇒

also, as per the statement: jennifer must spend $250 or more in order to qualify for a free t-shirt at the store.

then,

we have an inequality i.,e

subtract 112.49 from both sides we get;

therefore, $137. 51 more money does jennifer need to spend so that she can earn the free t-shirt