Please help me in question no.11 Linear Equations in Two Vntiobles
Find the value of k, if( I ,
— —l) is a solution of the equation 9kx + 12k}' = 63.
12. Check Whether the given ordered pairs are the solutions of the equation, -Vx +
-28
9
(e) ( 31 3
O. Find the value of p, if
p—3 ¯ ,
9
If two sides of an equilateral triangle are (2M — 3) units and —(6x — 7) units, then find its area.
@Solve
2x—1
— {(x — 2) = i. Hence, find y, if — + — = L.
2
. Plot the equations, 2x + 3y = I and 2x— 3y = —1, on the same graph and hence, answer the following
questions.
(a) Find the point of intersection of the lines corresponding to the given equations. How many
points of intersection of the given two lines are possible?
(b) On the graph of which of the given equations does (2, —1 ) lie?
(c) Find the point of intersection of each of the lines of the given equations with the x-axis and t)'
y-axis.
takes a fixed registration fees of 100 from his/her client and charges a
t•are he/she buys for the customer. Harkirat asked the broker to buy
ount he/she took from Harkirat as x and cost o