g=2
Step-by-step explanation:
2 β (7g β 3) = -9
Subtract 2 from each side
2 β (7g β 3)-2 = -9-2
β (7g β 3) = -11
Multiply by -1
β (7g β 3)*-1 = -11*-1
7g β 3 = 11
Add 3 to each side
7g-3+3 = 11+3
7g = 14
Divide by 7
7g/7 = 14/7
g=2
10 + 2p
increases by means addition
product means multiplication