$12 5 times 3 is 15 -20% is $12
Answer:
both rational and irational
Step-by-step explanation:
First equation
a. 3x+5=65
b.3x=60 x=20
Correct Answer : B
Explanation 4:7 | 4*4 = 16 | 7*4 = 28
Y=kx
12=15k
12/15=k
12/15=0.8
16=0.8x
16/0.8=x
16/0.8=20
to check 20*0.8=16
