Seudónimo Seudónimo
  • 01-11-2020
  • Mathematics
contestada

find the value of x, y and z

find the value of x y and z class=

Respuesta :

meredith48034
meredith48034 meredith48034
  • 01-11-2020

Answer:

Step-by-step explanation:

8x = 9x - 7

-x = -7

x = 7

9(7)-7= 63-7=56

8(7)= 56

13y+7+56=180

13y+63=180

13y=117

y=9

13(9)+7= 117+7= 124

5y-11+56=90

5y+45=90

5y=45

y=9

5(9)-11+9(7)-7= z

45-11+63-7=z

34+56=z

90=z

Answer Link

Otras preguntas

Why is sodium sulphate hemihydrate called as "Plaster of Paris"?
What are the functions of receptors in our body? Think of a situation where receptors do not work properly. What problems are likely to arise?
Mini-Project: Cents and the Central Limit Theorem 1. Collect a sample of at least 50 pennies by setting aside all the pennies you receive in change for severa
Simplify the expressions: cot 0 sec 0 A. Sin0 B. Csc0 C. Cos0 D. Cos* 0
How do you?...Multiply out and simplify 10(2x-1)-20x?
Why is sodium sulphate hemihydrate called as "Plaster of Paris"?
Simplify the expressions: cot 0 sec 0 A. Sin0 B. Csc0 C. Cos0 D. Cos* 0
What is the least common denominator for 5/6 and 3/8. 3/4 and 6/7
how do you write 4540 million in standard form?
Why is sodium sulphate hemihydrate called as "Plaster of Paris"?