1. 3x-5<19
3x-5+5<19+5
3x<24
3x/3<24/3
x<8
2. -2x+12<-4
-2x+12-12<-4-12
-2x<-16
-2x/-2>-16/-2
x>8
3. Because the numbers are positive when divided.
4. The inequality sign is reversed because the 2nd to last step is divided by by a negative number. (This is also the same for multiplication)
5. -7d+8>29
-7d+8-8>29-8
-7d/7>21/-7
d>-3
6.12-3b<9
12-12-3b<9-12
-3b/-3>-3/-3
b>1
7.z/7-6=>-5
z/7-6+6=>-5+6
z/7*7=>1*7
z=>7 (what grade are you in?!)
Answer:
An expression that is equal to 3/5 is 3÷5.
Step-by-step explanation:
3/5 is really 3 things are being split amongst 5 things/groups. When you split things .up, it's division. Therefore, the expression would be 3÷5
Answer:
you can eat this noddles then you will got answer
Answer:
h = 66
Step-by-step explanation:
We are given the equation of one variable h and we have to solve the equation for h.
The equation is given by 
⇒ 
{Adding 17 to both sides}
⇒ 
⇒ h = 22 × 3 {Since we know that if 
then we can write 
}
⇒ h = 66 (Answer)
Answer:
x + y = 8
20x + 110y = 340
Step-by-step explanation:
