Hello,
Answer C 9 and 39.
Let a the first and b the second
a=4b+3
a*b=351
==>b*(4b+3)=351
==>4b²+3b-351=0
Δ=9+4*4*351=5625=75²
==>b=(-3-75)/8 =-9.75 ==>a=4*(-9.75)+3=-36 (excluded) a>0
or b=(-3+75)/8=9 and a=4*9+3=39
Answer:125
Step-by-step explanation:
x*25=125 x=125
Answer:
Step-by-step explanation:
1) 5 times the length x of the table = 5*x = 5x
the sum of 8 inches = 5x + 5
5x + 8
2) Half the weight of w of a bag of rice =
6 pounds less than =
3) The product of 2 coins and c coins = 2*c = 2c
2c