Answer: The solution for this equation is m = -6
Step-by-step explanation:
-Solve:

-Divide both sides by -13:


-Result:

The 1st one is true
the 2nd one is false
the 3rd one is false
the 4th one is true
the 5th one is true
Answer:
10•b=120
Step-by-step explanation:
10•b=120 is the equation your looking for, if your trying to find out what the variable equals then b=12
Answer:
It could be the first one or second one but the second one makes more sense .
Step-by-step explanation:
Answer:

52
Step-by-step explanation:
First, write the equation out in the algebraic form. Half of a number is equivalent to a number times 1/2. Additionally, increasing a number by 4 is just adding 4. So the equation is
.
Then, use algebra to solve.
1) Subtract 4 from both sides
1/2x=26
2) Multiply both sides by 2, because that is the same as dividing by a fraction
x=52