Answer:
The womans age is 25
mothers age is 50
Step-by-step explanation:
add those up and you get 75
Answer:
352+58x
Step-by-step explanation:
Distribute to get 352+55x+4x-x
Combine like terms to get 352+58x.
If i is a zero, -i is also a zero.
The way you get a complex zero is by taking the square root of a negative number. Taking the sqrt (-1) = + and - i
Answer:
26
Step-by-step explanation:
Answer:
112
Step-by-step explanation:
Define the variables:
x = number of French students sent by the school
Write the equation:
x / 21 = 1 / 3
Solve:
x = 7
The school sent 7 French students and 21 German students, for a total of 28 students.
The other 3 schools also sent 28 students. So the total number of students sent is:
4 × 28 = 112