Question

solve the algebric expression​

Answer 1

Answer:

1.-7g²+6g+4-5g²-4

-7g²+6g-5g²+2g

-12g²+6g+4+2g

-12g²+8g+4

sol:- -12g²+8g+4

Answer 2

Answer:

$\boxed { \bf \red{ Question \: 1 : }}Question1:</p><p></p><p>\sf \: Express \: 1/20 \: as \: percentageExpress1/20aspercentage</p><p></p><p>\begin{gathered}\\ \\ \bigstar \sf \: \frac{1}{20} = \red{0.05}\end{gathered}★201=0.05</p><p></p><p>\begin{gathered} \\ \\ \sf1 \div 20 = \green{0.05}\end{gathered}1÷20=0.05</p><p></p><p>➝Now we got this as a decimal number.</p><p></p><p>Now we have to make it percentage.</p><p></p><p>For that we have to multiply it by 100.</p><p></p><p>\sf \: 0.05 \times 100 = \pink 50.05×100=5</p><p></p><p>That means,</p><p></p><p>\begin{gathered}\\ \\ \sf \frac{1}{20} = \red 5\%\end{gathered}201=5%</p><p></p><p>\boxed { \bf \red{ Question \: 2 : }}Question2:</p><p></p><p>\scriptsize \sf \: Express \: 1 \: whole \: and \: 3/5\: as \: percentageExpress1wholeand3/5aspercentage</p><p></p><p>\begin{gathered} \\ \\ \sf \: 1 \: \frac{3}{5} = \frac{8}{5}\end{gathered}153=58</p><p></p><p>\begin{gathered} \\ \sf \: \frac{8}{5} = 8 \div 5 = \red{1.6}\end{gathered}58=8÷5=1.6</p><p></p><p>\begin{gathered} \\ \sf \: 1.6 \times 100 = 160\end{gathered}1.6×100=160</p><p></p><p>\sf \: 1 \: \frac{3}{5} = \pink{160\%}153=160%</p><p></p><p>_________________________</p><p></p><p>$