Answer:
y= 2x +7
Step-by-step explanation:
<u>Slope-intercept</u><u> </u><u>form</u><u>:</u>
y= mx +c, where m is the slope and c is the y-intercept.
Given that the slope is 2, m=2.
y= 2x +c
Given that the y-intercept is -7, c = -7.
y= 2x +7
Answer:
In algebra, we begin to see variables or letters that are used to represent numbers. An example of a mathematical expression with a variable is 2x + 3. In the expression 2x + 3, the coefficient of x is number 2, and it means 2 times x plus 3.
Answer:
b
Step-by-step explanation:
1.34+2
Adding whole numbers separately gives;
(1+2)+0.34
3.34
Answer:
a. $27
b. $9
Step-by-step explanation:
The yearly premium on their homeowner's insurance policy is $450 for the coverage they need.
Their insurance company offers a discount of 6 percent if they install dead-bolt locks on all exterior doors.The couple can also receive a discount of 2 percent if they install smoke detectors on each floor.
a. What discount will Dave and Ellen receive if they install the dead-bolt locks?
dollars
b. What discount will Dave and Ellen receive if they install smoke detectors?
dollars