A)18
Because -3(4)= 12-2(-3) =12-(-6) =12+6=18
Answer:
It means it is more but not alot 20% is = 0.20
Step-by-step
explanation:
https://www.khanacademy.org/math/algebra-home/alg-basic-eq-ineq/alg-old-school-equations/v/taking-percentages
Answer:
x = 5, 15 y = 30
Step-by-step explanation:
y=3x is the rule, thus you can use it to find all values.
15 = 3x Divide 15 by 3 in order to isolate the variable
5 = x
y = 3(10) Multiply 3 by 10 in order to find y
y = 30
45 = 3x Divide 45 by 3 in order to isolate the variable
15 = x
Answer:
Th
Step-by-step explanation:
Answer:
R 694.4
Explanation:
simple interest = 
→ 
→ R 134.4
where p refers to principal, r refers to rate, t refers to time.
total money:
invested money + simple interest
R 134.4 + R 560 → R 694.4
