Answer:
D.) 8x^2+11x-9
Step-by-step explanation:
5x^2 -(-3x^2) =8x^2
7x -(-4x) =11x
-4 -5 =-9
Hope it helps
Answer:
s=25
Step-by-step explanation:
$50 minus $24 equals $26 which means that she spent a total amount of $24 on rides 24 divided by 12 equals 2 which means each ride costs $2
We could represent the equation this way I guess ?
50 - ? = 26
?/12 = ?
Or maybe you could replace the question marks with an x
Answer:
1) b= -20
Step-by-step explanation:
You bring the variable you want to find to one side by either bringing over the second term to the other side of the equation and change its sign or if it's a fraction you multiply both sides to remove the denominator and then solve