Complete the square:
x^2 - 12x + (-6)^2 - (-6)^2 = 61, or
(x-6)^2 -36 = 61, or
x-6 = plus or minus sqrt(97), or
x = 6 plus or minus sqrt(97)
Answer:
-b-12
Step-by-step explanation:
4b+7-5b-19
4b-5b+7-19
-b+7-19
-b-12
Answer:
16 years, 13 years
Step-by-step explanation:
Let their ages be x, 29-x
Equation formed:-
(x - 7) + 4 = 29 - x
→ 2x = 29 + 3
→ x = 16 years
Answer: 16 years, 13 years
Answer:
160
Step-by-step explanation:
so 1 gallon is 128 fluid ounces
how many is 12fl oz
so (1×12)/128=0.09375gallons per person
and you have 15 so if one consumes 0.09375 how many can consume 15
so 15/0.09375
Answer:
The number is 6
Step-by-step explanation:
Let x be the number
five times means multiply
5x
is 30 means equals 30
5x= 30
Divide each side by 5
5x/5 = 30/3
x = 6
