Q=(1,3)
R=(3,3)
S=(2,0)
T=(-2,-1)
Answer: The answer to the expression is 45.
Step-by-step explanation: You can simplify this expression using the order of operations:
46 - 2 x 4 + 7 first you have to do multiplication
46 - 8 + 7 then go from left to right
38 + 7 = 45 After doing so, you will arrive to your answer
Solving for a gives us: 
Step-by-step explanation:
Solving an equation for a variable means that we have to isolate the variable in the equation
Given equation is:

For isolating a, subtracting c from both sides

Subtracting b from both sides

Hence,
Solving for a gives us: 
Keywords: Equation, formula
Learn more about equation at:
#LearnwithBrainly
Answer:
What math are you in
Step-by-step explanation: