Answer:
false
Step-by-step explanation:
x=4andy=7
2×4+7 isnot equal to 7
we have

Group terms that contain the same variable, and move the constant to the opposite side of the equation

Combine like terms

Divide by
both sides


therefore
<u>the answer is</u>
the value of p in the linear equation is 
Answer:
Question 18
=$3.33
Step-by-step explanation:
i)
26/100 x 4.5
=1.17
(the discount price)
ii)
$4.5-$1.17
=$3.33
Answer:
1/6
Step-by-step explanation:
gradient= change in y/ change in x
-4--5/2--4= 1/6
1/6 is the gradient
The equation is put in slope intercept form which is y=mx+b
The slope is m and in this case it is -1/2.
To find the y intercept substitute in 0
for x then solve.
