Question

(iii) 10x + 3 = 43
(vi)
5. By trial method, find the solutions of the following equations :
(1) r- 7 = 5
(ii) 2m - 10 = 0
P
+ 7 = 10
(iv) a - 5 = 16
(V) 4 = 0
8
6
(vii) 7r - 3 = 11
(viii) 2m + 5 = 7
6. When a number is doubled and 1 is added to it, the result is 13. Find the number.
7. Two sides of a triangle are 8 cm and 5 cm and the perimeter of the triangle is 20 cm.
Find the third side of the triangle.
8. Meena paid 250 for a sari after a discount of 40 on its marked price. Find the marked
price of the saree. Express it as an equation and solve it.
9. Length of a rectangular ground is double than its breadth. If its perimeter is 300 metres,
find the length and breadth of the rectangle.
"0. A number subtracted from 50 gives 10. Find the number. Represent the problem through
an equation and solve it.
. The sum of two numbers is 26. One of the numbers is 2 more than twice the other. Find
the numbers.
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MULTIPLE CHOICE QUESTIONS​

Answer 1

Answer:

3 10x+3=43 =4

Step-by-step explanation:

10x+3=43

10x=43-3

10x=40

X=40/10

=4