Answer:
1)x=6
Step-by-step explanation:
step 1: add 2x to both sides.
x−15+2x=−2x+3+2x
3x−15=3
step 2: add 15 to both sides.
3x−15+15=3+15
3x=18
step 3: divide both sides by 3.
3x/3=18/3
x=6
answer:
x=6
good luck :)
hopefully, this helps
i don't really know what it is that you need but **please let me know if this was incorrcect**
have a nice day !!
Answer:
5 i think. im not good at math. sorry if wrong
Remember, x^-1=1/x
so
f(-1)=4(7)^-1=4(1/7)=4/7
f(2)=4(7)^2=4(49)=196
Answer:
1. 3x+4y=30
2. 30x+40y=300
3. x+4/3y=10
Step-by-step explanation:
Answer:
Step-by-step explanation:
If you travel at 8 miles per hour, where t is the number of hours, then, using the formula (r being the rate, in this case 8), the equation becomes .
Hope this helped!