If x + y = 7
3 x + 4 y = 23 then the solution of the equation by the method of substitution is
x = 4, y = 2
x = 5 , y = 2
x = 5, y = 4
x = 4, y = 4
If x + y = -7 and x - y = -3 , then x = ______, y = ________.
x = -5, y = -2
y = -5, x = -2
x = -5, y = 2
x = 5, y = 2
If p + 2/3 = (p -3)/2 , then the value of p is
12
13
15
16
The sum of two numbers is 17 and their difference is 3.Which are the numbers?
x = 10, y = 7
x = 7, y = 10
x = -10 , y = -7
x = -10 , y = 7
8 d - 9 = 7 d + 4, then d = ________.
5
4
9/15
A man is 26 years older than his son.After 10 years, he will be three times as old as his son.Find their present ages?
3 years, 29 years
4 years , 30 years
5 years, 35 years
4 years, 28 years
Find a, if 36 = 9 (5 - 2a)?
0.3
0.25
0.5
0.75
Rajesh had some money.He gave one fourth of it to his friend Rohit and still he has Rs. 144 left with him.Find how much money he had in the beginning?
Rs. 200
Rs. 195
Rs. 192
Rs. 150
If , then the value of m is
9
8
7
None of these
If 2x + 4y = 50
2x + y = 20, then x = ________, y = ________.
x = -5, y = -9
x = 5, y = 10
x = -10, y = 5
