91Ó°ÊÓ

Q. 1323 - Practice Tests

Page 202

Simplify the expression$4+10\left(3+9\right)-5^2$.

Q. 1324 - Practice Tests

Page 202

simplify the expression −85 + 42.

Q. 1325 - Practice Tests

Page 202

Simplify the expression −19 − 25.

Q. 1326 - Practice Tests

Page 202

Simplify the expression${\left(-2\right)}^4$.

Q. 1327 - Practice Tests

Page 202

Simplify the expression −5(−9) ÷ 15 .

Q. 1328 - Practice Tests

Page 202

Simplify the given expression$\frac{3}{8}·\frac{11}{12}$.

Q. 1329 - Practice Tests

Page 202

Simplify the given expression$\frac{4}{5}÷\frac{9}{20}$.

Q 1.33

Page 28

Simplify:$9+5^2-\left[4\left(9+3\right)\right]$

Q 133.

Page 39

In the following exercises, evaluate the following expressions.

$x^2+3x-7\mathrm{when}x=4$

Q. 1330 - Practice Tests

Page 202

Simplify the expression$\frac{12+3·5}{15-6}$.