Answer: a. x=4 b. x=17.5
Step-by-step explanation:
a. 5x/2+1=11
subtract 1 from both sides : 5x/2=10
multiply both sides by 2 : 5x=20
divide both sides by 4 : x=4
b. 2x/7-3=2
add 3 to both sides : 2x/7=5
multiply both sides by 7 : 2x=35
divide both sides by 2 : x=17.5
Answer:
12
Step-by-step explanation:
560-500=60
60/500*100=12
Answer:
C
Step-by-step explanation:
The exponent is negative so you put the number under 1 with the exponent positive
It should be this y=1/2x+3