1/7+2x/3=(15x-3)/21 make all terms have a common denominator of 21
3+14x=15x-3 subtract 3 from both sides
14x=15x-6 subtract 15x from both sides
-x=-6 divide both sides by -1
x=6
*Notice the use of parentheses in this format to make it clear what the numerators and denominators are...
12 meters longer than his throw should be t + 12
t + 12 is your answer
hope this helps
Answer: -188
Step-by-step explanation: i had to subtract 3 63 times and i got -188
Combine like terms first
2x+ 424+4
2x+ 428 (answer)
Maggie is x
Demarco is 4 + x
Anna is 3 * (4 + x)