Answer:
0,-14
Step-by-step explanation:
5(x+7)²=245
divide both sides by 5
(x+7)²=49
Taking the square root of both sides
x+7=±7
Either x+7=7
subtract 7 from both sides
x+7-7=7-7
x=0
or
x+7=-7
subtract 7 from both sides
x+7-7=-7-7
x=-14
Test results indicate that a woman is not pregnant when she is
Answer:
4
Step-by-step explanation:
7*7-9*5
49-45
4
24 ounces = 1,5pound
1pound= 6,40$
1,5pound=???
you do the math :):)
