Expression -> Value
-6+9
3
Draw a number line to represent -7+2
What property is used to make the following expression change into the equivalent expression?
-5x(x-7)+2x2 -14x=-52 +35x+2x2 -14x
distributive property
(-13x2-11x+20)-(-9+2x-4)
-4x2-13x+24
2-15
-13
Draw a number line for 5-7
-2
What property is used to make the following expression change into the equivalent expression?
-5x(x-7)+2x2 -14x= -5x2 2x2+35x-14x
commutative property of addition
-10x(-x2-2x+5)
-10x3+20x2-50x
-1(1/5)+(19(4/5))
-11
Stacy REALLY wants to go to the Tik Tok concert to see the piano playing cat, but it costs $8. Stacy doesn't have the money, so she asks Phil. Stacy owes Phil $3 already. How much money will she owe Phil after the Tik Tok Cat Concert?
-$11
What property is used to make the following expression change into the equivalent expression?
-5x(x-7)+2x2 -14x= -3x2+21x
addition of like terms
(4x-7)(11x-2)
44x2-85x+14
-2.2-(-4.2)+11
13
Stacy REALLY wants to go to the Tik Tok concert to see the dancing AI chicken nugget, but it costs $5. Stacy doesn't have the money, so she asks Phil. Stacy owes Phil $3 already from snacks at school, and $8 from the Tik Tok Cat Concert. How much money will she owe Phil after the Tik Tok Dancing AI Nugget?
-$16
(4x-2)2+(-2x3+8x-4)
-2x3+16x2-8x
-x+2x+5-(-8)
x+13
Stacy found $10 at the AI Nugget dance, that cost $5. Stacy owes Phil $3 already from snacks at school, $8 from the Tik Tok Cat Concert, and the money from the AI Nugget dance. After she gives Phil her found $10, how much does she owe him?
-$6