Grade 77 grade maths
solve the following equations 3(5x – 7) + 2(9x – 11) = 4(8x – 7) – 111
solve the following equations 3(5x – 7) + 2(9x – 11) = 4(8x – 7) – 111
3 Answers
Anish Singhal
Arun
Dear student
3 (5x – 7) + 2( 9x – 11) = 4 (8x – 7) – 111
15 x – 21 + 18 x – 22 = 32 x – 28 – 111
x = 43 – 139 = – 96
Regards
Arun (askIITians forum expert)
amrita amrita
Q.. 3(X – 7) +2(9X – 11) = 4(8X – 7) – 111
ANS:- 15X – 21 + 18x -22 =32x – 28 – 111
15x+18x – 32x = 21 – 28 – 111
33x – 32x = 132 – 28
x =104
Other Related Questions on 7 grade maths
Give chapter 5 lines and angles own questions for board exams
Give chapter 5 lines and angles own questions for board exams
7 grade maths
Last Activity: 9 Months ago
Find the breadth of the rectangle whose length is 70 cm and perimeter 200 cm.
Find the breadth of the rectangle whose length is 70 cm and perimeter 200 cm.
7 grade maths
Last Activity: 11 Months ago
Convert 1 gallon into liters.
a. 3.05 liters
b. 3.78 liters
c. 4.05 liters
d. 4.78 liters
Convert 1 gallon into liters.
a. 3.05 liters
b. 3.78 liters
c. 4.05 liters
d. 4.78 liters
7 grade maths
Last Activity: 11 Months ago