Suppose 2x−3y = −15 and 6x− 8y+z = 64. Find the whole number value of y+ z.
Suppose 2x−3y = −15 and 6x− 8y+z = 64. Find the whole number value of y+ z.
Shrey Thakkar , 7 Years ago
Grade 9
9 grade maths> Suppose 2x−3y = −15 and 6x− 8y+z = 64. Fi...
1 Answers
Arun
Last Activity: 7 Years ago
Dear Shrey
From 1st equation
2x = 3y -15
So
6x = 9y - 45
Put this is equation 2nd
9y - 45 - 8y +z = 64
y +z = 64 +45 = 109
y + z = 109
Regards
Arun (askIITians forum expert)
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