Answer:
x = 11
Step-by-step explanation:
5x - 8 + 43 = 90
5x = 55
x = 11
Answer:
3.14×4÷5
Step-by-step explanation:
multiply 3.14 by 4 then divide that answer by 5
Answer:
3x-5y
Step-by-step explanation:
Combine like terms
Well i think it 120 your welcome
Answer:
y = 90
Step-by-step explanation:
If y varies jointly as x and z, then;
y = kxz
If y = 18 when x = 2 and z = 3
18 = k(2)(3)
18 = 6k
k = 18/6
k = 3
To get y when x = 5 and z = 6
y = kxz
y = 3(5)(6)
y = 15*6
y = 90
Hence the value of y is 90