Answer: Should be 163
Step-by-step explanation: Substitute the value of the variable into the expression and simplify.
163
Answer:
The first one is: 5x (x+3)
second one: 6x+13-(-7x)
Step-by-step explanation:
Answer:
say x is the original price so
x - (20x/100) = 720
720 is the balance we got after deducting the original price,
therefore; 720 = (80x/100)
You can simply solve for x now.
answer:
x = 900
the answer is no. the solution is (1.333, 7.333)
