Answer:

Step-by-step explanation:
Hi there!

Solve -2^2:

Divide both sides by -4:

Subtract 10 from both sides:

Divide both sides by -5:

Therefore, x = 7.
I hope this helps!
Answer:
use symolab
Step-by-step explanation:
Answer:
The first one
Step-by-step explanation:
the X values are all diffrent
Answer:
225
Step-by-step explanation:
i used a calculater and did 90 divided by .40
The difference between an algebraic expression and a numerical expression is that algebraic expressions contain numbers and variables. Numerical expressions only contain numbers.
Ex:
Algebraic Expression- 5x+9
Numerical Expression- 4+2