Answer:
John’s age is 8 years
Step-by-step explanation:
Let
x -----> John’s father's age
y -----> John’s age
z -----> John’s sister's age
we know that
-----> equation A
-----> equation B
-----> equation C
Substitute equation A and equation B in equation C and solve for y
Multiply by 2 both sides to remove the fraction
<em>Find the value of x</em>
<em>Find the value of z</em>
therefore
John’s father's age is 40 years
John’s age is 8 years
John’s sister's age is 4 years
Answer:
[See Below]
Step-by-step explanation:
__________________________________________________________
- Rearrange the equation by subtracting what is to the right of the greater than sign (≤, ≥) from both sides of the inequality:
- Divide both sides by :
- Remember to flip the inequality sign:
- Subtract from both sides:
__________________________________________________________
^-^
Its c I've done this before
Answer:
12.045 is already in base 10, since it can'be binary or hexadecimal,
it's a denary(decimal) number, and decimal numbers are base 10