Answer:
93.5
Step-by-step explanation:
Lets say, first number = x
Second number = 3x+7
Total = 49
(x)+(3x+7)= 49
4x+7 = 49
4x = 42
x = 42/4
x= 10.5
x= 10.5
3x+7 = 3(10.5)+7 = 93.5
Hope this helps!!
f(9) means let x=9 and substitute into f(x)
f(9) = 9^2 +10
f(9) = 81+10
f(9) = 91
Answer:
0 y -6 o 1 y -7
Step-by-step explanation:
Answer:
None of them is true Please mark brailiest
Step-by-step explanation: