Question

help me to solve these ​

Answer 1

Answer:

1. x+11=15

x=15-11

x=4

2. y+8=13

y=13-8

y=5

3. Let the no be x

so

7+2x=49

2x=49-7

2x=42

x=42/2=21

x=21

4. let the number be a

3a-22=68

3a=68+22

3a=90

a=90/3=30

a=30

5. Let the number be y.

7y-3=53

7y=53+3

7y=56

y=56/7

y=8

please mark me as a brain liest bro

Answer 2

Answer:

1)x+11=15

x=4

2)y+8=13

y=5

3)2x+7=49

2x=42

x=21

4)3x-22=68

3x=90

x=30

5)x×7-3=53

x×7=56

x=8