1. 7(x+2)= 2x+39 2. -3(x+10)= -x-14+2x 3. 8(x+2) =x+9 4. 3(x+2)= 2x-54-x
i need the steps

In a school 2/3 of the students study a language of those who study a language 2/5 study french

In priyas math class there are 10 boys and 15 girls. what is the ratio of boys to girls in priyas math class? express your answer as a decimal

What is the measure of sty in oo below? 130 310 230 50