Answer:
x=12
Step-by-step explanation:
you just have to add 2 to both sides to get x by itself and 10+2=12. therefore, x=12
From C in 1 hour they traveled 30 miles
Answer: y = 4x - 11
Step-by-step explanation:
m = 4 , ( 2,-3 )
y - y1 = m ( x - x1 )
y - (-3) = 4( x - 2 )
y + 3 = 4x - 8
y = 4x - 11
Answer:

General Formulas and Concepts:
<u>Pre-Algebra</u>
Equality Properties
- Multiplication Property of Equality
- Division Property of Equality
- Addition Property of Equality
- Subtraction Property of Equality<u>
</u>
<u>Algebra I</u>
Step-by-step explanation:
<u>Step 1: Define</u>
<em>Identify</em>
<em />
<em />
<em />
<u>Step 2: Solve for </u><em><u>h</u></em>
- [Multiplication Property of Equality] Multiply 3 on both sides:

- [Division Property of Equality] Divide lw on both sides:

Jacki didn’t subtract 12 from 8 correctly he was suppose to get a negative and not 12