Question
Solve the equations:
5x + 4y = 4, x - 12y = 20
5x + 4y = 4, x - 12y = 20
✓
Answer
$x=2, y=\frac{-3}{2}$
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.
Explore more
Similar questions
In the given figure, $D , E , F$ are the mid-points of the sides $B C, C A$ and $A B$ respectively.
(i) If $AB =6.2 cm$, find DE .
(ii) If $DF =3.8 cm$, find AC .
(iii) If perimeter of $\triangle A B C$ is 21 cm , find FE .
→(i) If $AB =6.2 cm$, find DE .
(ii) If $DF =3.8 cm$, find AC .
(iii) If perimeter of $\triangle A B C$ is 21 cm , find FE .
Factorise : $2 x^2+5 x-3$
→If $x=(3+\sqrt{8})$, find the values of $\left(x^2+\frac{1}{x^2}\right)$.
→In the following figure$; \text{IA}$ and $\text{IB}$ are bisectors of angles $\text{CAB}$ and $\text{CBA}$ respectively. $\text{CP}$ is parallel to $\text{IA}$ and $\text{CQ}$ is parallel to $\text{IB}$.
Prove that:
$\text{PQ}=$ The perimeter of the $\triangle ABC$.
→Prove that:
$\text{PQ}=$ The perimeter of the $\triangle ABC$.
Solve for $x:\sqrt{\left(\frac{3}{5}\right)^{x+3}}=\frac{27^{-1}}{125^{-1}}$
→Using (a+b)2 = (a2 + b2 + 2ab), evaluate :
(i) (137)2 (ii) (1008)2 (iii) (11.6)2
(i) (137)2 (ii) (1008)2 (iii) (11.6)2
Find the time, in years, in which $\text{Rs.} 4,000$ will produce $\text{Rs.} 630.50$ as compound interest at $5\%$ compounded annually.
→In the adjoining figure, CE is drawn parallel to DB to meet AB produced at E .
Prove that : ar(quad. ABCD $)=\operatorname{ar}(\triangle DAE )$.
→Prove that : ar(quad. ABCD $)=\operatorname{ar}(\triangle DAE )$.
Simplify the following:$\frac{4+\sqrt{5}}{4-\sqrt{5}}+\frac{4-\sqrt{5}}{4+\sqrt{5}}$
→Each of the equal sides of an isosceles triangle is $4 \ cm$ greater than its height. If the base of the triangle is $24 \ cm;$ calculate the perimeter and the area of the triangle.
→