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Q). If 40% of 70 is x more than 30% of 80, then find x.

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Solution

Dear student,

$G i v e n : 40 % o f 70 - x = 30 % o f 80 \Rightarrow 40 % o f 70 - 30 % o f 80 = x \Rightarrow \frac{40}{100} \times 70 - \frac{30}{100} \times 80 = x \Rightarrow 4 \times 7 - 3 \times 8 = x \Rightarrow 28 - 24 = x \Rightarrow 4 = x t h u s t h e v a l u e o f x i s 4$
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Q. In ΔABC, ∠A = 30°, ∠B = 40° and ∠C = 110°. The angles of the triangle formed by joining the mid-points of the sides of this triangle are

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Solve this: Q). If 40% of 70 is x more than 30% of 80, then find x.

Dear student, Given:40% of 70-x=30% of 80⇒40% of 70-30% of 80=x⇒40100×70-30100×80=x⇒4×7-3×8=x⇒28-24=x⇒4=xthus the value of x is 4 Regards

Solve this:
Q). If 40% of 70 is x more than 30% of 80, then find x.

Dear student,

$G i v e n : 40 % o f 70 - x = 30 % o f 80 \Rightarrow 40 % o f 70 - 30 % o f 80 = x \Rightarrow \frac{40}{100} \times 70 - \frac{30}{100} \times 80 = x \Rightarrow 4 \times 7 - 3 \times 8 = x \Rightarrow 28 - 24 = x \Rightarrow 4 = x t h u s t h e v a l u e o f x i s 4$
Regards