Weegy: 7(-3x^2) for x = 0 7(-3[0]^2); = 7(0); = 0
User: Evaluate 5x3 + 2 for x = -1.
Weegy: 5x^3 + 2 for x = -1 5(-1)^3 + 2; = 5(-1) + 2; = -5 + 2; = -3
User: What is the expression for "the difference between five times a number and twice that number"?
User: Simplify 6r · s · 4rt.
User:
Select all of the following expressions that are equivalent to 0.25.
(0.5)2
(-0.2) + (-0.05)
|-3 + 2.75|
-(-0.25)
2x - 1.75x
Weegy: Kindly define which options go together?
Answer is (0.5)2
-========
if it is not attached to any other options.
User: Simplify 5m - 13n - n + 4m.
User: The product of two rational numbers is
Weegy: Any number that can be made by dividing one integer by another. [ The word comes from "ratio".
Examples:
1/2 is a rational number (1 divided by 2, or the ratio of 1 to 2)
0.75 is a rational number (3/4)
1 is a rational number (1/1)
2 is a rational number (2/1)
2.12 is a rational number (212/100)
-6.6 is a rational number (-66/10) ]
User: Simplify 6 - (-2) - 3(-5).
Weegy: 6 - (-2) - 3(-5) = 6 + 2 - 3(-5) = 8 - (-15) = 8 + 15 = 23
User: Find the value of 21 - 18 ÷ 3 · 2.
Weegy: 21 - 18 ? 3 * 2 = 21 - 6 * 2; = 21 - 12; = 9
User: Simplify 6(-5).
User: Simplify 7(x + 3).
User: Simplify 3(x - 4) + 8(x + 2).
(More) 8
(-5) + (-4) + (7)
= -5 - 4 + 7
= -9 + 7
= -2
Added 11/11/2016 5:03:42 PM
This answer has been confirmed as correct and helpful.
Confirmed by
vchutkan [11/11/2016 6:32:25 PM]
8
9 - {x - (7 + x)}
= 9 - {x - 7 - x}
= 9 - {-7}
= 9 + 7
= 16
Added 11/11/2016 5:41:15 PM
This answer has been confirmed as correct and helpful.
Confirmed by
vchutkan [11/11/2016 6:32:34 PM]
8
If x = 0,
7 + (-3x^2);
= 7 + (-3*0^2);
= 7 + 0;
= 7
Added 11/11/2016 5:43:00 PM
This answer has been confirmed as correct and helpful.
Confirmed by
vchutkan [11/11/2016 6:32:42 PM]
8
7(x + 3)
= 7*x + 7*3
= 7x + 21
Added 11/11/2016 5:43:44 PM
This answer has been confirmed as correct and helpful.
Confirmed by
vchutkan [11/11/2016 6:32:45 PM]