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
Answer:10m-162 simplifying the expression
Step-by-step explanation:
First you remove the parenthesis, and you collect all the terms to give u and answer.
45 percent of 360 is 162.
