Question

please help to solve this question with steps
if you help then I will mark you brilliant
thank you​

Answer 1

(1) 3y²+5y-4 -8y-y²-4

3y²-y²+5y-8y-4-4

2y²-3y²-8

(2) 2x²+x-a=5

2×0×0+0-a=5

0+0-a=5

-a=5

a= -5

(4) alphabet 'S','P', 'Z'

(5)2a-2b-4-5+a

2×-1-2×-2-4-5+(-1)

-2+4-11-1

2-12

-10

(7)5m+7=17

5m=17-7

5m=10

m=10/5

m=2

(8)10p+10=100

10p=100-10

10p=90

p=90/10

p=9

mark as brainliest