Answer:
y = c/b - (A x)/b
Step-by-step explanation:
Solve for y:
A x + b y = c
Hint: | Isolate terms with y to the left hand side.
Subtract A x from both sides:
b y = c - A x
Hint: | Solve for y.
Divide both sides by b:
Answer: y = c/b - (A x)/b
-25/8 minus 5/2
(You just turn them into improper fractions)
Answer:
Substitute your answer for Step 1 into the second equation to solve for Z.
Answer:
9/10
Step-by-step explanation:
You have to make the denominators the same.
Sorry if it's wrong.
¯\_(ツ)_/¯
Given that each of the brick is

ft tall and the finished stack of bricks is

ft tall.
Let the number of bricks in the stack be x, then

Therefore, 7 bricks will go in the stack.