Answer:
y=7
Step-by-step explanation:
look at 3 on x axis and find y value (the point of the line)
Answer:
Identity property of multiplication
Step-by-step explanation:
From step 5:

Here, to solve for x so that the variable x stands alone, Alberto uses the identity property of multiplication, which justifies what he has in step 6.
Step 6:

According to the identity property of multiplication, any value you multiply by 1 gives you that same value.
Therefore, 1x = 1 × x = x.
The variable x multiplied by 1 will give you x.
4,500 x 3.75% = 168.75
2,200 + 168.75 = He would earn $2,368.75 this month
Wish I had this job XD