Answer:
none of your options are right
Step-by-step explanation:
<h2>Three less than seven times a number:</h2>
<u><em>three : 3, less than : (-), seven : 7, times : (multiplication symbol), a number : (x)</em></u>
<u><em>the answer is : 3 - 7 (x)</em></u>
<u><em>: 3-7x</em></u>
Answer:
10
Step-by-step explanation:
20-(5×2)
5×2=10
20-10=10
Answer:
there are 8 ounces in a half pound
Step-by-step explanation:
Answer:
-2
Step-by-step explanation:
x^2 + x=2
Subtract 2 from each side
x^2 + x-2=2-2
x^2 + x-2=0
Factor
What 2 numbers multiply to -2 and add to 1
2*-1 = -2
2+-1 =1
(x-1)(x+2)=0
Using the zero product property
x-1 = 0 x+2 = 0
x=1 x = -2
Product of the roots
1*-2 = -2