How to get the variable for * + 13=25

How many possible outcomes are there when flipping a coin 7 times?

There are 12 boys and 13 girls in a class. There are 10 boys and 15 girls in a second class. what is the probability that both students will be boys from either class?

Which is the graph of the function f (x) = 1/2x2 + 2x - 6

Solve the given inequality - 2x+3<5 show your work

Find the 3rd term of (a-3b) ^6

Here are the iq test scores of 31 seventh-grade girls in a midwest school district: 114 100 104 89 102 91 114 114 103 105 108 130 120 132 111 128 118 119 86 72 111 103 74 112 107 103 98 96 112 112 93 these 31 girls are an srs of all seventh-grade

Seven less than the sum of p and t is as much as 6

Indicate the general rule for the arithmetic sequence with a3 = - 4 and a8 = - 29.

Can someone pelase solve the problem through long devision and show your work

Find the approximate side length of a square game board with an area of 164 in2