Saturday

February 28, 2015

February 28, 2015

Posted by **Arran** on Friday, January 28, 2011 at 5:51am.

could you pleas show method

thanks

- Maths -
**Reiny**, Friday, January 28, 2011 at 8:17amfirst expand

9 - 12d = 57

subtract 9 from both sides

-12d = 48

divide both sides by -12

d = -4

**Answer this Question**

**Related Questions**

Grade 11th Maths - This problem is related to Chapter-Sets. Please solve the ...

Maths - x/2 + x/4 = 1 the answer is 1 1/3 can you show me the method please ...

Grade 11th Maths - (Second Time posting this problem)This problem is related to ...

Maths - determine if this is a function? y= x show working method please

Engineering Maths - Pleas help solve the ffg. differential equation: dy/dx-(1+1/...

Math - The year 1999 contains 365 days and begins on Friday. Use deductive ...

maths - the easiest method for simutanious equations using subsitution method is...

Maths - For the fixed point iteration method; re-arranging method, how can I ...

maths - (Q1)a+3b+2c=3,2a-b-3c=-8,5a+2b+c=9.solve for a,b&c by matrix method. (a)...

math - solve the inequality, write answer using interval notation pleas show the...