Answer:
5x + 35
Step-by-step explanation:
All of these involve simple substitution. Just replace the variable with the actual value.
8z + 3 >>> 8(8) + 3 = 64 + 3 = 67
3(7+ x^2) >>> 3(7 + 2^2) = 3(7 + 4) = 3(11)=33
s - 5t + s^2 >>> 4 - 5(-1) + 4^2 = 4 + 5 + 16
Get the trend? I am not sure I get that last one, is it:
x - y*3^2?
Answer:
1 1/3
Step-by-step explanation:
4x-3=9-5x
9x=12
x=12/9
x=4/3
x= 1 1/3
Answer:
7.2 miles per hour
Step-by-step explanation:
22×2= 44 (for the pants)
92-44= 48 (total for shirts)
48÷4 (total number of shirts)= 12 per shirt
