Answer:
8 + d = 43
Step-by-step explanation:



This function is undefined. E side of you plug the values of x and y into the denominator the denominator = 0 and you cannot divide by zero
Answer: Resultado=12 de comprimento.
Step-by-step explanation: 32 - 8 = 24 / 2 = 12.
-4 + -7= -11
When adding negative numbers if the are both negative then you add them. When you have a negative and a positive you subtract. In this problem they just took out the plus sign.
Answer:
1/2 of a block
Step-by-step explanation:
Use proportions to solve
7.5 blocks / 15 minutes = x blocks / 1 minute
7.5=15x
x=.5
1. Multiply the numerators by the other's denominator( 7.5*1 will equal to 15*x)( * means times)
2. Isolate x by dividing 7.5=15x by 15 and you will have what x equals.